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English The design for the ELT shown here is preliminary.Read more about the ELT on https://www.eso.org/public/teles-instr/elt/ described at URL: https://www...

Read more about the ELT on https://www.eso.org/public/teles-instr/e-elt.html described at URL: https://www.eso.org/public/images/e-elt_hex_06 URL: https://www...

Telescope (ELT). The ELT will be the largest optical/infrared telescope in the world — the world's biggest eye on the sky.The design for the ELT shown here...

English The design for the ELT shown here is preliminary.Read more about the ELT on https://www.eso.org/public/teles-instr/e-elt.html described at URL: https://www...

English The design for the ELT shown here is preliminary.Read more about the ELT on https://www.eso.org/public/teles-instr/elt/ described at URL: https://www...

English The ELT here seen in a scale comparison with one of the VLT domes.The design for the ELT shown here was published in 2009 and is preliminary. described...

English The design for the ELT shown here is preliminary.Read more about the ELT on https://www.eso.org/public/teles-instr/e-elt.html described at URL: https://www...

English ELT Safety PLC Technology Demonstrator . described at URL: https://www.eso.org/public/images/e-elt-plc-9860 URL: https://cdn.eso.org/images/large/e-elt-plc-9860...

English ELT and VLT sizes compared with Brandenburger Tor.The design for the ELT shown here was published in 2009 and is preliminary. described at URL:...

English The ELT azimuth structure, seen in this image, will support the ELT altitude structure and scientific instruments. The azimuth floor allows access...

English The ELT here seen in a scale comparison with an Airbus A340 airplane.The design for the ELT shown here was published in 2009 and is preliminary...

Extremely Large Telescope (ELT) in its enclosure, currently being planned by ESO (artist’s impression).The design for the ELT shown here is preliminary...

English The ELT here seen in a scale comparison with Allianz Arena.The design for the ELT shown here was published in 2009 and is preliminary. described...

English The ELT here seen in a scale comparison with an Airbus A340 airplane.The design for the ELT shown here was published in 2009 and is preliminary...

English The design for the ELT shown here is preliminary.Read more about the ELT on https://www.eso.org/public/teles-instr/elt/ described at URL: https://www...

English The design for the ELT shown here is preliminary.Read more about the ELT on https://www.eso.org/public/teles-instr/e-elt.html described at URL: https://www...

English The design for the ELT shown here is preliminary.Read more about the ELT on https://www.eso.org/public/teles-instr/elt/ described at URL: https://www...

Telescope (ELT). The ELT will be the largest optical/infrared telescope in the world — the world's biggest eye on the sky.The design for the ELT shown here...

English The design for the ELT shown here is preliminary.Read more about the ELT on https://www.eso.org/public/teles-instr/e-elt.html described at URL: https://www...

ELT enclosure (with plexiglass "telescope" inside), scale 1:300<strong>Model dimensions: </strong>(LxWxH): 71cm x 68cm x 52cmThe design for the ELT shown...

Extremely Large Telescope (ELT) in its enclosure, currently being planned by ESO (artist’s impression).The design for the ELT shown here was published in...

English Rendering of the ELT telescope structure. The 39-metre primary mirror reflects the light first to the 4.2-metre secondary mirror hanging upside-down...

English The ELT here seen in a scale comparison with one of the VLT domes.The design for the ELT shown here was published in 2009 and is preliminary. described...

the Extremely Large Telescope (ELT), the largest optical telescope in the world. Once operating in the 2020s, the ELT will frontline of answering the...

English The ELT M4 preliminary mirror design. described at URL: https://www.eso.org/public/images/e-elt_m4 URL: https://www.eso.org/public/archives/i...

Extremely Large Telescope (ELT) in its enclosure, currently being planned by ESO (artist’s impression).The design for the ELT shown here is preliminary...

English ELT and VLT sizes compared with Sagrada Familia.The design for the ELT shown here was published in 2009 and is preliminary. described at URL: https://www...

Read more about the ELT on https://www.eso.org/public/teles-instr/e-elt.html described at URL: https://www.eso.org/public/images/e-elt_hex_01 URL: https://cdn...

Read more about the ELT on https://www.eso.org/public/teles-instr/e-elt.html described at URL: https://www.eso.org/public/images/e-elt_hex_06 URL: https://cdn...

Image showing a scale model of the Extremely Large Telescope (ELT) segmented mirror. The ELT will be the largest optical/infrared telescope in the world...

Image showing a scale model of the Extremely Large Telescope (ELT) segmented mirror. The ELT will be the largest optical/infrared telescope in the world...

Extremely Large Telescope (ELT) in its enclosure, currently being planned by ESO (artist’s impression).The design for the ELT shown here was published in...

the Extremely Large Telescope (ELT), the largest optical telescope in the world. Once operating in the 2020s, the ELT will frontline of answering the...

Read more about the ELT on https://www.eso.org/public/teles-instr/e-elt.html described at URL: https://www.eso.org/public/images/e-elt_hex_04 URL: https://cdn...

ELT enclosure (with plexiglass "telescope" inside), scale 1:300<strong>Model dimensions: </strong>(LxWxH): 71cm x 68cm x 52cmThe design for the ELT shown...

Extremely Large Telescope (ELT) in its enclosure, currently being planned by ESO (artist’s impression).The design for the ELT shown here was published in...

Telescope (ELT). The ELT will be the largest optical/infrared telescope in the world — the world's biggest eye on the sky.The design for the ELT shown here...

40-metre-class Extremely Large Telescope (ELT) in its enclosure, currently being planned by ESO (artist’s impression). The ELT will be mounted on a central concrete...

The ELT here seen in a scale comparison with the Atomium, the monument in Belgium's capital, Brussels, which is 102 meters tall.The design for the ELT shown...

Image showing a scale model of the Extremely Large Telescope (ELT) segmented mirror. The ELT will be the largest optical/infrared telescope in the world...

English The ELT here seen in a scale comparison with Big Ben, the clock tower of the Palace of Westminster in London, which is 96 meters tall.The design...

Members of the ELT department in discussion, with the ELT model in the foreground. described at URL: https://www.eso.org/public/images/e-elt-mtg URL: https://www...

English ELT telescope only (no enclosure), scale 1:100The design for the ELT shown here is preliminary.<strong>Model dimensions: </strong>95cm x 93cm x...

Members of the ELT department in discussion, with the ELT model in the foreground. described at URL: https://www.eso.org/public/images/e-elt-mtg URL: https://cdn...

English ELT Safety PLC Technology Demonstrator . described at URL: https://www.eso.org/public/images/e-elt-plc-9860 URL: https://www.eso...

Image showing a scale model of the Extremely Large Telescope (ELT) segmented mirror. The ELT will be the largest optical/infrared telescope in the world...

Read more about the ELT on https://www.eso.org/public/teles-instr/e-elt.html described at URL: https://www.eso.org/public/images/e-elt_hex_04 URL: https://www...

Read more about the ELT on https://www.eso.org/public/teles-instr/e-elt.html described at URL: https://www.eso.org/public/images/e-elt_hex_01 URL: https://www...

40-metre-class Extremely Large Telescope (ELT) in its enclosure, currently being planned by ESO (artist’s impression). The ELT will be mounted on a central concrete...

English ELT and VLT vs Sydney OperaThe design for the ELT shown here was published in 2009 and is preliminary. described at URL: https://www.eso...

40-metre-class Extremely Large Telescope (ELT) in its enclosure, currently being planned by ESO (artist’s impression). The ELT will be mounted on a central concrete...

English ELT Group Logo Italian ELT Group Logo German ELT Group Logo determination method or standard: SHA-1...

Image showing a scale model of the Extremely Large Telescope (ELT) segmented mirror. The ELT will be the largest optical/infrared telescope in the world...

English Artist’s impression of the ELT. On the right side of the supporting structure of the telescope the instrument platform for the Nasmyth focus is...

This artist's impression compares the ELT to la Portada natural arch in the coast of Chile.The design for the ELT shown here was published in 2016. (eso1617)...

Image showing a scale model of the Extremely Large Telescope (ELT) segmented mirror. The ELT will be the largest optical/infrared telescope in the world...

Extremely Large Telescope (ELT) in its enclosure, currently being planned by ESO (artist’s impression).The design for the ELT shown here was published in...

English The ELT here seen in a scale comparison with Big Ben, the clock tower of the Palace of Westminster in London, which is 96 meters tall.The design...

Extremely Large Telescope (ELT) in its enclosure, currently being planned by ESO (artist’s impression).The design for the ELT shown here was published in...

English Rendering of the ELT telescope structure inside its enclosure. The 39-metre primary mirror reflects the light first to the 4.2-metre secondary...

English The ELT M4 preliminary mirror design. described at URL: https://www.eso.org/public/images/e-elt_m4 URL: https://cdn.eso.org/images/large/e-elt_m4.jpg...

of the ELT's structure, focusing particularly on the first-generation of instruments. described at URL: https://www.eso.org/public/images/elt-instruments-rectangle...

Large Telescope (ELT). <span>The design for the ELT shown here is preliminary.</span> described at URL: https://www.eso.org/public/images/elt-fulldome-2_cc...

English ELT and VLT sizes compared with the St.Stephan's cathedral.The design for the ELT shown here was published in 2010 and is preliminary. described...

English Section view of the ELT dome. This dome design, presented in November 2008 at the Baseline Reference Design version 3, is the result for a detailed...

Large Telescope (ELT). <span>The design for the ELT shown here is preliminary.</span> described at URL: https://www.eso.org/public/images/elt-fulldome-2_cc...

English Close-up view of the novel 5-mirror approach of the ELT. The structure supporting the secondary mirror is a three pier system located at 120 degree...

The ELT here seen in a scale comparison with the Atomium, the monument in Belgium's capital, Brussels, which is 102 meters tall.The design for the ELT shown...

English Close-up view of the novel 5-mirror approach of the ELT. The structure supporting the secondary mirror is a three pier system located at 120 degree...

English The ELT here seen in a scale comparison with Allianz Arena.The design for the ELT shown here was published in 2009 and is preliminary. described...

English Section view of the ELT dome. This dome design, presented in November 2008 at the Baseline Reference Design version 3, is the result for a detailed...

English Artist’s impression of the ELT. On the right side of the supporting structure of the telescope the instrument platform for the Nasmyth focus is...

the ELT during observations. In the background the centre of the Milky Way is just rising above the enclosure of the telescope.The design for the ELT shown...

the ELT during observations. In the background the centre of the Milky Way is just rising above the enclosure of the telescope.The design for the ELT shown...

of the ELT's structure, focusing particularly on the first-generation of instruments. described at URL: https://www.eso.org/public/images/elt-instruments-rectangle...

English Current design of the ELT in its enclosure. The ELT will be mounted on a central concrete pier that ensures a minimum clearance of 10 m above...

Image showing a scale model of the Extremely Large Telescope (ELT) segmented mirror. The ELT will be the largest optical/infrared telescope in the world...

in front of an ELT model. Taken at the ELT baseline meeting in March 2008. described at URL: https://www.eso.org/public/images/e-elt-mtg-02 URL: https://cdn...

English ELT and VLT sizes compared with Atomium.The design for the ELT shown here was published in 2009 and is preliminary. described at URL: https://www...

Extremely Large Telescope (ELT), to be built atop Cerro Armazones in Chile. described at URL: https://www.eso.org/public/images/elt_external-cc URL: https://cdn...

largest optical telescope, the Extremely Large Telescope or ELT. The combined weight of the ELT’s 5 mirrors, multiple scientific instruments and base structure...

English ELT and VLT vs Sydney OperaThe design for the ELT shown here was published in 2009 and is preliminary. described at URL: https://www.eso...

English Current design of the ELT in its enclosure. The ELT will be mounted on a central concrete pier that ensures a minimum clearance of 10 m above...

English Towards the Extremely Large Telescope (ELT) Meeting was the excellent opportunity for the European astronomical community to address key points...

Image showing a scale model of the Extremely Large Telescope (ELT) segmented mirror. The ELT will be the largest optical/infrared telescope in the world...

English ELT and VLT sizes compared with Statue of Liberty.The design for the ELT shown here was published in 2009 and is preliminary. described at URL:...

Extremely Large Telescope (ELT), to be built atop Cerro Armazones in Chile. described at URL: https://www.eso.org/public/images/elt_external-cc URL: https://www...

Telescope (ELT) in its enclosure, currently being planned by ESO (artist’s impression). described at URL: https://www.eso.org/public/images/elt_3_cc_sm URL:...

English ELT and VLT sizes compared with Statue of Liberty.The design for the ELT shown here was published in 2009 and is preliminary. described at URL:...

the ELT shown here is preliminary. described at URL: https://www.eso.org/public/images/elt-fulldome-1_cc URL: https://cdn.eso.org/images/large/elt-fulldome-1_cc...

English <span>An artist's rendering of the Extremely Large Telescope (ELT) in the Chilean Atacama Desert</span>. In the distance, ESO's Paranal Observatory...

English Rendering of the ELT telescope structure inside its enclosure. The 39-metre primary mirror reflects the light first to the 4.2-metre secondary...

in front of an ELT model. Taken at the ELT baseline meeting in March 2008. described at URL: https://www.eso.org/public/images/e-elt-mtg-02 URL: https://www...

English ELT and VLT sizes compared with Giza Pyramids.The design for the ELT shown here was published in 2009 and is preliminary. described at URL: https://www...

English ELT enclosure and telescope, scale 1:220<strong>Model dimensions: </strong>85cm x 88cm x 124.5cm, ~30kg<strong>Shipping dimensions: </strong>116cm...

English Rendering of the ELT telescope structure. This structure design, presented in November 2008 at the Baseline Reference Design version 3, is the...

This artist's impression compares the ELT to la Portada natural arch in the coast of Chile.The design for the ELT shown here was published in 2016. (eso1617)...

English Current design of the ELT in its enclosure. The ELT will be mounted on a central concrete pier that ensures a minimum clearance of 10 m above...

English Current design of the ELT in its enclosure. The ELT will be mounted on a central concrete pier that ensures a minimum clearance of 10 m above...

English ELT and VLT sizes compared with Giza Pyramids.The design for the ELT shown here was published in 2009 and is preliminary. described at URL: https://www...

Extremely Large Telescope (ELT), to be built atop Cerro Armazones in Chile. described at URL: https://www.eso.org/public/images/elt_internal-cc URL: https://www...

English ELT and VLT sizes compared with Arc de Triomphe.The design for the ELT shown here was published in 2009 and is preliminary. described at URL: https://www...

largest optical telescope, the Extremely Large Telescope or ELT. The combined weight of the ELT’s 5 mirrors, multiple scientific instruments and base structure...

Extremely Large Telescope (ELT), to be built atop Cerro Armazones in Chile. described at URL: https://www.eso.org/public/images/elt_internal-cc URL: https://cdn...

English ELT enclosure, (with plexiglass "telescope" inside) , scale 1:150<strong>Model dimensions: </strong>(LxWxH): 110cm x 110cm x 155cm<strong>Shipping...

English ELT and VLT sizes compared with Atomium.The design for the ELT shown here was published in 2009 and is preliminary. described at URL: https://www...

Telescope (ELT) in its enclosure, currently being planned by ESO (artist’s impression). described at URL: https://www.eso.org/public/images/elt_3_cc_sm URL:...

English Current design of the ELT in its enclosure. The ELT will be mounted on a central concrete pier that ensures a minimum clearance of 10 m above...

English ELT and VLT sizes compared with Pisa Tower.The design for the ELT shown here was published in 2009 and is preliminary. described at URL: https://www...

English Current design of the ELT in its enclosure. The ELT will be mounted on a central concrete pier that ensures a minimum clearance of 10 m above...

English Rendering of the ELT telescope structure. The 39-metre primary mirror reflects the light first to the 4.2-metre secondary mirror hanging upside-down...

English ELT and VLT sizes compared with the St.Stephan's cathedral.The design for the ELT shown here was published in 2010 and is preliminary. described...

headquarters in Garching, Germany. The ELT model is in foreground. described at URL: https://www.eso.org/public/images/e-elt-mtg-01 URL: https://www.eso...

English The ELT's 39 metre segmented mirror will have to be painstakingly aligned as if it was a single monolithic mirror. described at URL: https://www...

English Rendering of the ELT telescope structure. This structure design, presented in November 2008 at the Baseline Reference Design version 3, is the...

English Rendering of the ELT telescope structure. This structure design, presented in November 2008 at the Baseline Reference Design version 3, is the...

English On 8 December 2010, the ESO Council visits a small exhibition of ELT prototypes and scale models, set up at ESO Headquarters Warehouse, in Garching...

English Close-up view of the novel 5-mirror approach of the ELT. The structure supporting the secondary mirror is a three pier system located at 120 degree...

English ELT enclosure, (with plexiglass "telescope" inside) , scale 1:150<strong>Model dimensions: </strong>(LxWxH): 110cm x 110cm x 155cm<strong>Shipping...

English Close-up view of the novel 5-mirror approach of the ELT. The structure supporting the secondary mirror is a three pier system located at 120 degree...

English Rendering of the ELT telescope structure. This structure design, presented in November 2008 at the Baseline Reference Design version 3, is the...

English Towards the Extremely Large Telescope (ELT) Meeting was the excellent opportunity for the European astronomical community to address key points...

English Rendering of the ELT telescope structure. This structure design, presented in November 2008 at the Baseline Reference Design version 3, is the...

English US-ELT-NOIRLab-Program determination method or standard: SHA-1 described at URL: https://noirlab.edu/public/images/US-ELT-NOIRLab-Program URL:...

English ELT and VLT sizes compared with Pisa Tower.The design for the ELT shown here was published in 2009 and is preliminary. described at URL: https://www...

Telescope (ELT). The telescope will be the most powerful ground-based telescope ever constructed. described at URL: https://www.eso.org/public/images/e-elt-asm-6552...

Germany. The ELT model is in foreground. described at URL: https://www.eso.org/public/images/e-elt-mtg-01 URL: https://cdn.eso.org/images/large/e-elt-mtg-01...

mirror of the ELT. described at URL: https://www.eso.org/public/images/elt-m5-7678-cc URL: https://www.eso.org/public/archives/images/original/elt-m5-7678-cc...

English Construction of the ELT is underway in Chile, 2019. The first stone ceremony for the ELT was in May 2017. described at URL: https://www.eso...

(ELT), which, with its 39-metre diameter mirror, will be the world’s biggest eye on the sky. described at URL: https://www.eso.org/public/images/e-elt-lasers-cc-mz-cc...

English Construction of the ELT is underway in Chile, 2019. The ELT will advance astrophysical knowledge with its images of exoplanets, galaxies and super-massive...

M5 mirror of the ELT. described at URL: https://www.eso.org/public/images/elt-m5-7678-cc URL: https://cdn.eso.org/images/large/elt-m5-7678-cc.jpg determination...

English Rendering of the ELT telescope structure. This structure design, presented in November 2008 at the Baseline Reference Design version 3, is the...

English This artist's impression compares ESO’s ELT to different Chilean landmarks: Portada de Antofagasta, Palacio La Moneda, and Castro’s church. determination...

the final design for the telescope, of ESO's Extremely Large Telescope (ELT), which will be the biggest ‘eye on the sky’ when it achieves first light...

English The ELT will have a segmented mirror. For the adaptive optics to work properly and correct the blurring introduced by the atmosphere turbulence...

English Construction of the ELT is underway in Chile, 2019. The ELT will advance astrophysical knowledge with its images of exoplanets, galaxies and super-massive...

English An artist's rendering of the upcoming Extremely Large Telescope (ELT) on the Cerro Armazones mountain in Chile. The mountain's peak has been flattened...

English Rendering of the ELT telescope structure. This structure design, presented in November 2008 at the Baseline Reference Design version 3, is the...

English ELT and VLT sizes compared with Sagrada Familia.The design for the ELT shown here was published in 2009 and is preliminary. described at URL: https://www...

at sunset in June 2023, this image shows ESO’s Extremely Large Telescope (ELT) under construction at Cerro Armazones, a mountain at an altitude of about...

study of the ELT Instrument MICADO- 1.12.2009 determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/e-elt-micado-6724...

English Construction of the ELT is underway in Chile, 2019. The ELT will have fantastic resolution and will provide images 16 times sharper than those...

English This artist's impression compares ESO’s ELT to different Chilean landmarks: Portada de Antofagasta, Palacio La Moneda, and Castro’s church. determination...

English Construction of the ELT is underway in Chile, 2019. The ELT is expected to uncover new, high-resolution images of exoplanets: planets that orbit...

Telescope (E-ELT). described at URL: https://www.eso.org/public/images/eso_e-elt_feb2008-8679 URL: https://cdn.eso.org/images/large/eso_e-elt_feb2008-8679...

English This artist's impression compares ESO’s ELT to different Chilean landmarks: Portada de Antofagasta, Palacio La Moneda, and Castro’s church. determination...

English Construction of the ELT is underway in Northern Chile, 2019. The ELT will have fantastic resolution and will provide images 16 times sharper than...

(ELT), under construction in Chile’s Atacama Desert. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/elt...

Present and future observatories compared to a marvel from the past. The ELT dome will be 100 metres in diameter, about the size of the Colosseum in Rome...

English Rendering of the ELT telescope structure. This structure design, presented in November 2008 at the Baseline Reference Design version 3, is the...

English Rendering of the ELT telescope structure. This structure design, presented in November 2008 at the Baseline Reference Design version 3, is the...

English The ELT will have a segmented mirror. For the adaptive optics to work properly and correct the blurring introduced by the atmosphere turbulence...

English Construction of the ELT is underway in Chile, 2019. The ELT will advance astrophysical knowledge with its images of exoplanets, galaxies and super-massive...

English Construction of the ELT is underway in Chile, 2019. The ELT is expected to uncover new, high-resolution images of exoplanets: planets that orbit...

English Construction of the ELT is underway in Northern Chile, 2019. The ELT will have fantastic resolution and will provide images 16 times sharper than...

at sunset in June 2023, this image shows ESO’s Extremely Large Telescope (ELT) under construction at Cerro Armazones, a mountain at an altitude of about...

(ELT) and the expanse of the Chilean Atacama Desert. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/elt...

English An artist's rendering of the upcoming Extremely Large Telescope (ELT) on the Cerro Armazones mountain in Chile. The mountain's peak has been flattened...

Observatory, will be the site for the European Extremely Large Telescope (ELT), which, with its 39-metre diameter mirror, will be the world’s biggest eye...

English The ELT will have a segmented mirror. For the adaptive optics to work properly and correct the blurring introduced by the atmosphere turbulence...

English Construction of the ELT is underway in Chile, 2019. The first stone ceremony for the ELT was in May 2017. described at URL: https://www.eso...

Telescope (ELT). The telescope will be the most powerful ground-based telescope ever constructed. described at URL: https://www.eso.org/public/images/e-elt-asm-6552...

English Construction of the ELT is underway in Chile, 2019. The ELT will advance astrophysical knowledge with its images of exoplanets, galaxies and super-massive...

English Rendering of the ELT telescope structure. This structure design, presented in November 2008 at the Baseline Reference Design version 3, is the...

English This artist's impression compares ESO’s ELT to different Chilean landmarks: Portada de Antofagasta, Palacio La Moneda, and Castro’s church. determination...

English ESO’s Extremely Large Telescope (ELT) is quickly coming together before our eyes. In this webcam image over Cerro Armazones in Chile from 16 February...

English ESO’s Extremely Large Telescope (ELT) is quickly coming together before our eyes. In this webcam image over Cerro Armazones in Chile from 16 February...

English Construction of the ELT is underway in the Armazones crater in the Atacama Desert in Chile, 2019. The telescope will be 40 metres in diameter...

English Construction of the ELT is underway in Chile, 2019. The ELT will have fantastic resolution and will provide images 16 times sharper than those...

English On 8 December 2010, the ESO Council visits a small exhibition of ELT prototypes and scale models, set up at ESO Headquarters Warehouse, in Garching...

Telescope (E-ELT). described at URL: https://www.eso.org/public/images/eso_e-elt_feb2008-8671 URL: https://cdn.eso.org/images/large/eso_e-elt_feb2008-8671...

English The ELT will have a segmented mirror. For the adaptive optics to work properly and correct the blurring introduced by the atmosphere turbulence...

the giant steel structure of the dome of ESO’s Extremely Large Telescope (ELT), showcasing some of the bolts that help hold the structure together. determination...

(E-ELT). described at URL: https://www.eso.org/public/images/eso_e-elt_feb2008-8671 URL: https://www.eso.org/public/archives/images/original/eso_e-elt_feb2008-8671...

English US-ELT-NOIRLab-Program determination method or standard: SHA-1 described at URL: https://noirlab.edu/public/images/US-ELT-NOIRLab-Program URL:...

the giant steel structure of the dome of ESO’s Extremely Large Telescope (ELT), showcasing some of the bolts that help hold the structure together. determination...

study of the ELT Instrument MICADO- 1.12.2009 determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/e-elt-micado-6734...

English Construction of the ELT is underway in Chile, 2019. The ELT has been ranked in the "2010-2025 ASTRONET European strategic planning" as one of...

(E-ELT). described at URL: https://www.eso.org/public/images/eso_e-elt_feb2008-8679 URL: https://www.eso.org/public/archives/images/original/eso_e-elt_feb2008-8679...

English Construction of the ELT is underway in Chile, 2019. The ELT is motivated by a wide rande of scientific challenges encountered by modern astronomy...

English Construction of the ELT is underway in Cerro Armazones in Chile, 2019. The ELT is motivated by a wide rande of scientific challenges encountered...

(ELT), which, with its 39-metre diameter mirror, will be the world’s biggest eye on the sky. described at URL: https://www.eso.org/public/images/e-elt-lasers-cc-mz-cc...

Telescope (ELT), currently under construction. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/elt-huedepohl-aug2023-distance...

English Construction of the ELT is underway in Northern Chile, 2019. The ELT is expected to uncover new, high-resolution images of exoplanets: planets...

English Construction of the ELT is underway at the Armazones crater in Chile, 2019. On-site work began in March 2014. described at URL: https://www.eso...

English This rendering shows how part of ESO's Extremely Large Telescope (ELT) will look like. It showcases the telescope structure and one of its side...

(ELT) and the expanse of the Chilean Atacama Desert. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/elt...

English Construction of the ELT is underway in Chile, 2019. The ELT has been ranked in the "2010-2025 ASTRONET European strategic planning" as one of...

described at URL: https://www.eso.org/public/images/e-elt__m5 URL: https://cdn.eso.org/images/large/e-elt__m5.jpg determination method or standard: JImagehash...

Extremely Large Telescope (ELT). determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/elt-lightpathstill_sp URL: https://www...

(a SENER project) that will be used on ESO's Extremely Large Telescope (ELT) also showing the inner workings. Designed and manufactured by SENER, the...

English The ELT will have a segmented mirror. For the adaptive optics to work properly and correct the blurring introduced by the atmosphere turbulence...

(ELT), under construction in Chile’s Atacama Desert. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/elt...

English Construction of the ELT is underway in Cerro Armazones in Chile, 2019. The ELT is motivated by a wide rande of scientific challenges encountered...

(ELT), which, with its 39-metre diameter mirror, will be the world’s biggest eye on the sky. described at URL: https://www.eso.org/public/images/e-elt...

English Construction of the ELT is underway in Northern Chile, 2019. The ELT is expected to uncover new, high-resolution images of exoplanets: planets...

English Construction of the ELT is underway in Chile, 2019. The ELT has been ranked in the "2010-2025 ASTRONET European strategic planning" as one of...

English Construction of the ELT is underway in Chile, 2019. The ELT is motivated by a wide rande of scientific challenges encountered by modern astronomy...

English Construction of the ELT is underway at the Armazones crater in Chile, 2019. On-site work began in March 2014. described at URL: https://www.eso...

English The design for the ELT shown here is preliminary.Read more about the ELT on https://www.eso.org/public/teles-instr/elt/ described at URL: https://www...

https://www.eso.org/public/images/elt-hudepohl-aug2023-inside-dome URL: https://www.eso.org/public/archives/images/original/elt-hudepohl-aug2023-inside-dome...

URL: https://www.eso.org/public/images/ELT-M2-Render-CC URL: https://www.eso.org/public/archives/images/original/ELT-M2-Render-CC.tif determination method...

English Construction of the ELT is underway in Chile, 2019. The ELT has been ranked in the "2010-2025 ASTRONET European strategic planning" as one of...

English This 360 degree panorama shows the ELT theme in the exhibition at the ESO Supernova Planetarium & Visitor Centre. described at URL: https://www...

English Construction of the ELT is underway in Chile, 2019. The telescope was fully approved in 2012 and on-site work began in 2014. described at URL:...

English Construction of the ELT is underway in Chile, 2019. The ELT will be the largest optical/near-infrared telescope in the world and will gather 13...

English This 360 degree panorama shows the ELT theme in the exhibition at the ESO Supernova Planetarium & Visitor Centre. described at URL: https://www...

the final design for the telescope, of ESO's Extremely Large Telescope (ELT), which will be the biggest ‘eye on the sky’ when it achieves first light...

https://www.eso.org/public/images/elt-hudepohl-aug2023-inside-dome URL: https://www.eso.org/public/archives/images/large/elt-hudepohl-aug2023-inside-dome.jpg...

Large Telescope (ELT). described at URL: https://www.eso.org/public/images/elt-lightpathstill_sp URL: https://cdn.eso.org/images/large/elt-lightpathstill_sp...

English Construction of the ELT is underway in the Armazones crater in Chile, 2019. The telescope is planned to start operations as an integrated part...

Telescope (ELT), currently under construction. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/elt-huedepohl-aug2023-distance...

English Construction of the ELT is underway in Chile, 2019. The ELT will be the largest optical/near-infrared telescope in the world and will gather 13...

URL: https://www.eso.org/public/images/gioco_elt_230713-6522 URL: https://cdn.eso.org/images/large/gioco_elt_230713-6522.jpg determination method or standard:...

represented the ELT, the VLT and the Arc de Triomphe. Read more about the ELT on https://www.eso.org/public/teles-instr/elt/The design for the ELT shown here...

study of the ELT Instrument MICADO- 1.12.2009 determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/e-elt-micado-6724...

English The ELT's 39 metre segmented mirror will have to be painstakingly aligned as if it was a single monolithic mirror. determination method or standard:...

English The ELT will have a segmented mirror. For the adaptive optics to work properly and correct the blurring introduced by the atmosphere turbulence...

study of the ELT Instrument MICADO- 1.12.2009 determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/e-elt-micado-6741...

English The ELT model while visiting ESO’s Headquarters in Garching, Germany, for Open House Day 2017. described at URL: https://www.eso...

English Construction of the ELT is underway in the Armazones crater in Chile, 2019. The telescope is planned to start operations as an integrated part...

(ELT), which, with its 39-metre diameter mirror, will be the world’s biggest eye on the sky. described at URL: https://www.eso.org/public/images/e-elt-night-v1-cc-mz-cc...

https://www.eso.org/public/images/elt-2021-night-square-cc URL: https://www.eso.org/public/archives/images/original/elt-2021-night-square-cc.tif determination...

panorama taken in early August 2023 shows ESO’s Extremely Large Telescope (ELT), under construction at Cerro Armazones in Chile. When this picture was taken...

English Construction of the ELT is underway in the Armazones crater in the Atacama Desert in Chile, 2019. The telescope will be 40 metres in diameter...

English Construction of the ELT is underway in Chile, 2019. The telescope was fully approved in 2012 and on-site work began in 2014. described at URL:...

English The ELT model while visiting ESO’s Headquarters in Garching, Germany, for Open House Day 2017. described at URL: https://www.eso...

rendering shows the two ELT prefocal stations, PFS-A and PFS-B, as they will be placed inside the ELT dome without the main ELT mirrors and structures...

English The design for the ELT shown here is preliminary.Read more about the ELT on https://www.eso.org/public/teles-instr/elt/ described at URL: https://www...

study of the ELT Instrument MICADO- 1.12.2009 determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/e-elt-micado-6741...

of ESO's Extremely Large Telescope (ELT) in January 2021. described at URL: https://www.eso.org/public/images/elt_m1_test_facility URL: https://www.eso...

view taken from the top of the dome of ESO’s Extremely Large Telescope (ELT) in early August, 2023. When completed, the dome will be 80 metres high,...

https://www.eso.org/public/images/gioco_elt_230713-6522 URL: https://www.eso.org/public/archives/images/original/gioco_elt_230713-6522.tif determination method...

English This infographic compares the size of the Extremely Large Telescope's (ELT) main mirror with that of other planned major optical ground-based telescopes...

English Construction of the ELT is underway in Chile, 2019. The telescope will be 40 metres in diameter when built and will help us address many of the...

review meeting of the study of the ELT Instrument MICADO- 1.12.2009 described at URL: https://www.eso.org/public/images/e-elt-micado-6734 URL: https://www.eso...

view taken from the top of the dome of ESO’s Extremely Large Telescope (ELT) in early August, 2023. When completed, the dome will be 80 metres high,...

URL: https://www.eso.org/public/images/e-elt__m5 URL: https://www.eso.org/public/archives/images/original/e-elt__m5.tif determination method or standard:...

panorama taken in early August 2023 shows ESO’s Extremely Large Telescope (ELT), under construction at Cerro Armazones in Chile. When this picture was taken...

Participants in the Extremely Large Telescope (ELT) cost meeting, with a cardboard mock-up of an ELT mirror segment. determination method or standard:...

(a SENER project) that will be used on ESO's Extremely Large Telescope (ELT). Designed and manufactured by SENER, the mirror will be 4.2 metres in diameter...

English This infographic compares the size of the Extremely Large Telescope's (ELT) main mirror with that of other planned major optical ground-based telescopes...

English Construction of the ELT is underway in Chile, 2019. The telescope will be 40 metres in diameter when built and will help us address many of the...

early stages of construction of the European Extremely Large Telescope (E-ELT), assuming the final go-ahead is given at the end of 2010. determination...

Telescope (ELT) cost meeting, with a cardboard mock-up of an ELT mirror segment. described at URL: https://www.eso.org/public/images/e-elt-cost-meeting-5285...

URL: https://www.eso.org/public/images/eso_e-elt-swinburne1 URL: https://cdn.eso.org/images/large/eso_e-elt-swinburne1.jpg determination method or standard:...

English The Extremely Large Telescope (ELT), with a main mirror 39 metres in diameter, will be the world’s biggest eye on the sky when it becomes operational...

described at URL: https://www.eso.org/public/images/e-elt_m1subcell URL: https://cdn.eso.org/images/large/e-elt_m1subcell.jpg determination method or standard:...

(a SENER project) that will be used on ESO's Extremely Large Telescope (ELT). Designed and manufactured by SENER, the mirror will be 4.2 metres in diameter...

the mountain peak for the ELT. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/elt_001-cc URL: https://www.eso...

(a SENER project) that will be used on ESO's Extremely Large Telescope (ELT) in position. Designed and manufactured by SENER, the mirror will be 4.2...

biggest eye on the sky", better known as the Extremely Large Telescope (ELT). This novel ground-based telescope will revolutionise our perception of...

https://www.eso.org/public/images/e-elt_m1subcell URL: https://www.eso.org/public/archives/images/original/e-elt_m1subcell.tif determination method or...

(a SENER project) that will be used on ESO's Extremely Large Telescope (ELT) in position. Designed and manufactured by SENER, the mirror will be 4.2...

rendering shows the two ELT prefocal stations, PFS-A and PFS-B, as they will be placed inside the ELT dome without the main ELT mirrors and structures...

biggest eye on the sky", better known as the Extremely Large Telescope (ELT). This novel ground-based telescope will revolutionise our perception of...

English ELT azimuth structure fev 2021 determination method or standard: SHA-1...

a sunset at Cerro Armazones, home of the ESO Extremely Large Telescope (ELT), currently under construction. The site is positioned 3046 metres above...

https://www.eso.org/public/images/eso_e-elt-swinburne1 URL: https://www.eso.org/public/archives/images/original/eso_e-elt-swinburne1.tif determination method...

English ELT altitude structure fev 2021 determination method or standard: SHA-1...

mirror-segments for the ELT. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/e-elt-asm-control URL: https://cdn...

ELT. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/elt_001-cc URL: https://cdn.eso.org/images/large/elt_001-cc...

mirror-segments for the ELT. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/e-elt-asm-control URL: https://www...

English Roberto Tamai (Programme Manager of the ELT), Marc Cayrel (Project Manager ELT Optomechanics), and Thomas Westerhoff (Director Strategic Marketing...

English Roberto Tamai (Programme Manager of the ELT), Marc Cayrel (Project Manager ELT Optomechanics), and Thomas Westerhoff (Director Strategic Marketing...

a sunset at Cerro Armazones, home of the ESO Extremely Large Telescope (ELT), currently under construction. The site is positioned 3046 metres above...

August 2023, shows the construction site of ESO’s Extremely Large Telescope (ELT). Located atop Cerro Armazones in the Chilean Atacama Desert, the telescope...

August 2023, shows the construction site of ESO’s Extremely Large Telescope (ELT). Located atop Cerro Armazones in the Chilean Atacama Desert, the telescope...

English This image shows the concept of the ELT seismic damping system, illustrating the various components that work to protect the telescope from seismic...

Telescope (ELT), which is currently being planned by ESO. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/elt_1_cc_sm_001...

described at URL: https://www.eso.org/public/images/elt-m5-7687-cc URL: https://cdn.eso.org/images/large/elt-m5-7687-cc.jpg determination method or standard:...

Telescope (ELT) and its newest space visitor. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/2024_09_30_ELT_comet...

Telescope (ELT) and its newest space visitor. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/2024_09_30_ELT_comet...

English This image shows the concept of the ELT seismic damping system, illustrating the various components that work to protect the telescope from seismic...

URL: https://www.eso.org/public/images/elt-m5-7687-cc URL: https://www.eso.org/public/archives/images/original/elt-m5-7687-cc.tif determination method or...

mirror 1 (M1) of the ELT. Manufactured by SCHOTT, it was completed at the end of August 2018. M1 is the primary mirror of the ELT and, when completed,...

English Susy Solis, ESO Armazones ELT Bilingual Technical Assistant, pictured at the top of Armazones, Chile during ELT construction work. determination...

the foot in the top left) of the future Extremely Large Telescope (ELT). The ELT will be built atop Cerro Armazones, in the Chilean Andes. described...

Telescope (E-ELT) described at URL: https://www.eso.org/public/images/eso_e-elt-ape_may2006 URL: https://cdn.eso.org/images/large/eso_e-elt-ape_may2006...

English Construction of the Extremely Large Telescope (ELT) in Cerro Armazones in Chile. The ELT will be the biggest "eye to the sky" with a 39-metre primary...

where ESO’s Extremely Large Telescope (ELT) is under construction, almost looks like a second, miniature ELT dome is being constructed. determination...

Telescope (ELT), which is currently being planned by ESO. determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/elt_1_cc_sm_001...

English Susy Solis, ESO Armazones ELT Bilingual Technical Assistant, pictured at the top of Armazones, Chile during ELT construction work. determination...

https://www.eso.org/public/images/elt-res-comp-ngc3603 URL: https://www.eso.org/public/archives/images/original/elt-res-comp-ngc3603.tif determination...

English This artist's impression compares the ELT to the Colosseum in Rome, Italy.The design for the ELT shown here was published in 2016. (eso1617) determination...

English The Mid-infrared ELT Imager and Spectrograph (METIS) is a multi-tool instrument that will observe in mid-infrared light once installed on ESO’s...

English The Mid-infrared ELT Imager and Spectrograph (METIS) is a multi-tool instrument that will observe in mid-infrared light once installed on ESO’s...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English The Extremely Large Telescope (ELT) will be one of ESO's flagship telescopes in the next decades. In this aerial photo, the telescope looks like...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

the foot in the top left) of the future Extremely Large Telescope (ELT). The ELT will be built atop Cerro Armazones, in the Chilean Andes. described...

where ESO’s Extremely Large Telescope (ELT) is under construction, almost looks like a second, miniature ELT dome is being constructed. determination...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

east of the ELT where the Chiller Platform is being built. Once finished this plant will deliver cryostat materials to cool down the various ELT systems and...

URL: https://www.eso.org/public/images/gioco_elt_230713_8299 URL: https://cdn.eso.org/images/large/gioco_elt_230713_8299.jpg determination method or standard:...

This artist's impression compares the ELT to the Padrão dos Descobrimentos in Lisbon, Portugal.The design for the ELT shown here was published in 2016. (eso1617)...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

English Flying progress on the ELT nov 2022...

English Artist's Impression of the ELT A Sharp Eye on the Sky determination method or standard: SHA-1...

https://www.eso.org/public/images/exoplanets_elt_large URL: https://cdn.eso.org/images/large/exoplanets_elt_large.jpg determination method or standard:...

described at URL: https://www.eso.org/public/images/elt-001-cc URL: https://cdn.eso.org/images/large/elt-001-cc.jpg determination method or standard: JImagehash...

Telescope (E-ELT) described at URL: https://www.eso.org/public/images/eso_e-elt-ape_may2006-2611 URL: https://cdn.eso.org/images/large/eso_e-elt-ape_may2006-2611...

(E-ELT) described at URL: https://www.eso.org/public/images/eso_e-elt-ape_may2006 URL: https://www.eso.org/public/archives/images/original/eso_e-elt-ape_may2006...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

east of the ELT where the Chiller Platform is being built. Once finished this plant will deliver cryostat materials to cool down the various ELT systems and...

English ELT platform showing its first set of instruments aout 2021 determination method or standard: SHA-1...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

English Construction in progress at the site of the ELT Technical Facility, at ESO's Paranal Observatory. This site, established in 2018, will serve as...

European Extremely Large Telescope (E-ELT) programme. Fourteen of the ESO Member States have now joined the E-ELT programme. Spain joined the organisation...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

English Construction in progress at the site of the ELT Technical Facility, at ESO's Paranal Observatory. This site, established in 2018, will serve as...

https://www.eso.org/public/images/gioco_elt_230713-6502 URL: https://www.eso.org/public/archives/images/original/gioco_elt_230713-6502.tif determination method...

Extremely Large Telescope (ELT) determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/e-elt_ape-at-vlt URL: https://www...

English ELT dome foundations determination method or standard: SHA-1...

Telescope (E-ELT) described at URL: https://www.eso.org/public/images/eso_e-elt-ape_may2006-2634 URL: https://cdn.eso.org/images/large/eso_e-elt-ape_may2006-2634...

https://www.eso.org/public/images/0901-elt-allianz-comparison URL: https://cdn.eso.org/images/large/0901-elt-allianz-comparison.jpg determination method...

Extremely Large Telescope (ELT) determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/e-elt_ape-at-vlt URL: https://cdn...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

https://www.eso.org/public/images/elt-res-comp-slide5 URL: https://www.eso.org/public/archives/images/original/elt-res-comp-slide5.tif determination method...

mirror 1 (M1) of the ELT. Manufactured by SCHOTT, it was completed at the end of August 2018. M1 is the primary mirror of the ELT and, when completed,...

English ESO engineer at the ELT M1 Test Facility at ESO Headquarters jan 2021 determination method or standard: SHA-1...

English The ELT M1 (artist's impression) fev 2021...

forthcoming European Extremely Large Telescope (E-ELT) described at URL: https://www.eso.org/public/images/eso_e-elt-ape_may2006-2634 URL: https://www.eso...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

English Construction of the Extremely Large Telescope (ELT) in Cerro Armazones in Chile. The ELT will be the biggest "eye to the sky" with a 39-metre primary...

English The site of the ELT Technical Facility, at ESO's Paranal Observatory. This site, established in 2018, will serve as an initial assembly place...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

the European Extremely Large Telescope (E-ELT) at night whilst observations are in progress. The 39-metre E-ELT will be the largest optical/infrared telescope...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

https://www.eso.org/public/images/0901-elt-allianz-comparison URL: https://www.eso.org/public/archives/images/original/0901-elt-allianz-comparison.tif determination...

described at URL: https://www.eso.org/public/images/elt-res-comp-slide5 URL: https://cdn.eso.org/images/large/elt-res-comp-slide5.jpg determination method or...

English The site of the ELT Technical Facility, at ESO's Paranal Observatory. This site, established in 2018, will serve as an initial assembly place...

European Extremely Large Telescope (E-ELT) programme. Fourteen of the ESO Member States have now joined the E-ELT programme. Spain joined the organisation...

https://www.eso.org/public/images/gioco_elt_230713_8275 URL: https://www.eso.org/public/archives/images/original/gioco_elt_230713_8275.tif determination method...

https://www.eso.org/public/images/exoplanets_elt_large URL: https://cdn.eso.org/images/original/exoplanets_elt_large.tif determination method or standard:...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

English This artist's impression compares the ELT to the Ještěd Tower in the Czech Republic.The design for the ELT shown here was published in 2016. (eso1617)...

special ELT exhibition set up at the ESO Headquarters storage hall for the ESO Council's visit in December 2010. The exhibition presented ELT prototypes...

English This artist's impression compares the ELT to the Statue of Liberty in New York, USA.The design for the ELT shown here was published in 2016. (eso1617)...

English Construction of the Extremely Large Telescope (ELT) in Cerro Armazones in Chile. The ELT will be the biggest "eye to the sky" with a 39-metre primary...

English Construction of the Extremely Large Telescope (ELT) in Cerro Armazones in Chile. The ELT will be the biggest "eye to the sky" with a 39-metre primary...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

forthcoming European Extremely Large Telescope (E-ELT) described at URL: https://www.eso.org/public/images/eso_e-elt-ape_may2006-2611 URL: https://www.eso...

English The site of the ELT Technical Facility, at ESO's Paranal Observatory. This site, established in 2018, will serve as an initial assembly place...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

URL: https://www.eso.org/public/images/gioco_elt_230713-6502 URL: https://cdn.eso.org/images/large/gioco_elt_230713-6502.jpg determination method or standard:...

URL: https://www.eso.org/public/images/gioco_elt_230713_8275 URL: https://cdn.eso.org/images/large/gioco_elt_230713_8275.jpg determination method or standard:...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

mirror 1 (M1) of the ELT. Manufactured by SCHOTT, it was completed at the end of August 2018. M1 is the primary mirror of the ELT and, when completed,...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

rendering of one of the ELT Nasmyth foci, equipped with some of the instruments currently studied: METIS (Mid-Infrerred ELT Imager and Spectrograph)...

URL: https://www.eso.org/public/images/gioco_elt_230713_8284 URL: https://cdn.eso.org/images/large/gioco_elt_230713_8284.jpg determination method or standard:...

English This artist's impression compares the ELT to the Atomium, Brussels, Belgium.The design for the ELT shown here was published in 2016. (eso1617) determination...

the European Extremely Large Telescope (E-ELT) at night whilst observations are in progress. The 39-metre E-ELT will be the largest optical/infrared telescope...

org/public/images/2017_10_22_ABC_Building_ELT_Model_OHD_360-CC URL: https://cdn.eso.org/images/large/2017_10_22_ABC_Building_ELT_Model_OHD_360-CC.jpg determination...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

URL: https://www.eso.org/public/images/elt-001-cc URL: https://www.eso.org/public/archives/images/original/elt-001-cc.tif determination method or standard:...

English Construction of the Extremely Large Telescope (ELT) in Cerro Armazones in Chile. The ELT will be the biggest "eye to the sky" with a 39-metre primary...

the Extremely Large Telescope (ELT)'s Technical Facility (ETF) in Paranal, Chile in 2024. It shows a segment of the ELT main mirror going through a step...

English This artist's impression compared the ELT to Turku Cathedral, Finland.The design for the ELT shown here was published in 2016. (eso1617) determination...

English Engineering rendering of the first ELT prefocal station nov 2020...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English This artist's impression compares the ELT to the Colosseum in Rome, Italy.The design for the ELT shown here was published in 2016. (eso1617) determination...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

(ELT), an ESO facility under construction. This drone image zooms in on the structure of one of the two giant slidding doors at the top of the ELT dome...

English The Milky Way above the construction site for the ELT which will be the biggest eye on the sky, and this photo shows off how clear the skies will...

https://www.eso.org/public/images/gioco_elt_230713_8291 URL: https://www.eso.org/public/archives/images/original/gioco_elt_230713_8291.tif determination method...

This artist's impression compares the ELT to the Nidaros Cathedral in Trondheim, Norway.The design for the ELT shown here was published in 2016. (eso1617)...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English This artist's impression compares the ELT to the Brandenburg Gate in Berlin, Germany.The design for the ELT shown here was published in 2016. (eso1617)...

European Extremely Large Telescope (E-ELT) on Cerro Armazones, a 3046-metre mountaintop in Chile's Atacama Desert. The E-ELT will be the largest optical/infrared...

URL: https://www.eso.org/public/images/gioco_elt_230713_8309 URL: https://cdn.eso.org/images/large/gioco_elt_230713_8309.jpg determination method or standard:...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

This artist's impression compares the ELT to the Nidaros Cathedral in Trondheim, Norway.The design for the ELT shown here was published in 2016. (eso1617)...

English Construction of the Extremely Large Telescope (ELT) in Cerro Armazones in Chile. The ELT will be the biggest "eye to the sky" with a 39-metre primary...

English This artist's impression compares the ELT to Bern Cathedral, Switzerland.The design for the ELT shown here was published in 2016. (eso1617) described...

URL: https://www.eso.org/public/images/elt-test-bench URL: https://www.eso.org/public/archives/images/original/elt-test-bench.tif determination method or...

https://www.eso.org/public/images/gioco_elt_230713_8234 URL: https://www.eso.org/public/archives/images/original/gioco_elt_230713_8234.tif determination method...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

the Extremely Large Telescope (ELT)'s Technical Facility (ETF) in Paranal, Chile in 2024. It shows a segment of the ELT main mirror going through a step...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English Construction of the Extremely Large Telescope (ELT) in Cerro Armazones in Chile. The ELT will be the biggest "eye to the sky" with a 39-metre primary...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English This artist's impression compares the ELT to the Ještěd Tower in the Czech Republic.The design for the ELT shown here was published in 2016. (eso1617)...

https://www.eso.org/public/images/gioco_elt_230713_8284 URL: https://www.eso.org/public/archives/images/original/gioco_elt_230713_8284.tif determination method...

rendering of one of the ELT Nasmyth foci, equipped with some of the instruments currently studied: METIS (Mid-Infrerred ELT Imager and Spectrograph)...

English Construction of the Extremely Large Telescope (ELT) in Cerro Armazones in Chile. The ELT will be the biggest "eye to the sky" with a 39-metre primary...

Telescope (ELT) will contain a total of five mirrors, the smallest of them being M5 — seen in this image. Despite being the smallest mirror in the ELT, measuring...

English It appears almost as if this road at the Extremely Large Telescope (ELT) construction site joins the Milky Way as it stretches up into the sky, a...

English This artist's impression compared the ELT to Turku Cathedral, Finland.The design for the ELT shown here was published in 2016. (eso1617) determination...

English This artist's impression compares the ELT to the Atomium, Brussels, Belgium.The design for the ELT shown here was published in 2016. (eso1617) determination...

English This artist's impression compares the ELT to the Round Tower in Copenhagen, Denmark.The design for the ELT shown here was published in 2016. (eso1617)...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English This artist's impression compares the ELT to the Spire of Dublin, Ireland.The design for the ELT shown here was published in 2016. (eso1617) described...

English This artist's impression compares the ELT to the Round Tower in Copenhagen, Denmark.The design for the ELT shown here was published in 2016. (eso1617)...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English This artist's impression compares the ELT to Bern Cathedral, Switzerland.The design for the ELT shown here was published in 2016. (eso1617) determination...

inside the Extremely Large Telescope (ELT)'s Technical Facility (ETF) in Paranal, Chile. It shows a segment of the ELT main mirror going through a step in...

English This artist's impression compares the ELT to the Spire of Dublin, Ireland.The design for the ELT shown here was published in 2016. (eso1617) described...

https://www.eso.org/public/images/gioco_elt_230713_8309 URL: https://www.eso.org/public/archives/images/original/gioco_elt_230713_8309.tif determination method...

English A photo taken during the ELT-METIS Meeting, held in December 2009. METIS is a proposed Mid-infrared ELT Imager and Spectrograph, one of the candidate...

English The MELT, or miniscule-ELT, is a unique test bench for ESO's future Extremely Large Telescope (ELT). The main goal of the MELT is to recreate...

in 2020, is the ELT Technical Facility (ETF) in Paranal, Chile. This facility will serve as a site for integrating and verifying ELT components before...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English Construction of the Extremely Large Telescope (ELT) in Cerro Armazones in Chile. The ELT will be the biggest "eye to the sky" with a 39-metre primary...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

Telescope (ELT) exhibition set up at the ESO Headquarters storage hall for the ESO Council's visit in December 2010. The exhibition presented ELT prototypes...

17_10_22_ABC_Building_ELT_Model_OHD_360-CC URL: https://www.eso.org/public/archives/images/original/2017_10_22_ABC_Building_ELT_Model_OHD_360-CC.tif determination...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

Vicuña Mackenna road with the ELT road where SAESA's solar panel plant is being built, to supply sustainable electricity ELT. In the background, you can...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English Construction of the Extremely Large Telescope (ELT) in Cerro Armazones in Chile. The ELT will be the biggest "eye to the sky" with a 39-metre primary...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

in 2020, is the ELT Technical Facility (ETF) in Paranal, Chile. This facility will serve as a site for integrating and verifying ELT components before...

interior of ESO's Extremely Large Telescope (ELT). It revealed the progress of construction with the ELT’s railing in place. determination method or standard:...

(ELT), an ESO facility under construction. This drone image zooms in on the structure of one of the two giant slidding doors at the top of the ELT dome...

view of the ELT Technical Facility (ETF) in Paranal, Chile (bottom left). This facility will serve as a site for integrating and verifying ELT components...

English The Milky Way above the construction site for the ELT which will be the biggest eye on the sky, and this photo shows off how clear the skies will...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

Telescope (ELT) will contain a total of five mirrors, the smallest of them being M5 — seen in this image. Despite being the smallest mirror in the ELT, measuring...

Telescope (ELT) will contain a total of five mirrors, the smallest of them being M5 — seen in this image. Despite being the smallest mirror in the ELT, measuring...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

inside the Extremely Large Telescope (ELT)'s Technical Facility (ETF) in Paranal, Chile. It shows a segment of the ELT main mirror going through a step in...

Telescope (ELT) will contain a total of five mirrors, the smallest of them being M5 — seen in this image. Despite being the smallest mirror in the ELT, measuring...

English It appears almost as if this road at the Extremely Large Telescope (ELT) construction site joins the Milky Way as it stretches up into the sky, a...

bird's-eye view of the ELT Technical Facility (ETF) in Paranal, Chile. This facility will serve as a site for integrating and verifying ELT components before...

European Extremely Large Telescope (E-ELT) on Cerro Armazones, a 3046-metre mountaintop in Chile's Atacama Desert. The E-ELT will be the largest optical/infrared...

English The Extremely Large Telescope (ELT) will be one of ESO's flagship telescopes in the next decades. In this aerial photo, the telescope looks like...

photo of the participants of the ELT-METIS Meeting, held in December 2009.METIS is a proposed the Mid-infrared ELT Imager and Spectrograph, one of the...

URL: https://www.eso.org/public/images/gioco_elt_230713_8234 URL: https://cdn.eso.org/images/large/gioco_elt_230713_8234.jpg determination method or standard:...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

photo of the participants of the ELT-METIS Meeting, held in December 2009.METIS is a proposed the Mid-infrared ELT Imager and Spectrograph, one of the...

mirror 1 (M1) of the ELT. Manufactured by SCHOTT, it was completed at the end of August 2018. M1 is the primary mirror of the ELT and, when completed,...

taken in the Extremely Large Telescope (ELT)'s Technical Facility (ETF). This is the site where all of the ELT's main mirror (M1) segments are coated, tested...

URL: https://www.eso.org/public/images/gioco_elt_230713_8291 URL: https://cdn.eso.org/images/large/gioco_elt_230713_8291.jpg determination method or standard:...

English The MELT, or miniscule-ELT, is a unique test bench for ESO's future Extremely Large Telescope (ELT). The main goal of the MELT is to recreate...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English This artist's impression compares the ELT to the Statue of Liberty in New York, USA.The design for the ELT shown here was published in 2016. (eso1617)...

English ELT M5 mirror (artist's impression) fev 2021 determination method or standard: SHA-1...

English This artist's impression compares the ELT to the Brandenburg Gate in Berlin, Germany.The design for the ELT shown here was published in 2016. (eso1617)...

This artist's impression compares the ELT to the Lilla Bommen building, Gothenburg, Sweden.The design for the ELT shown here was published in 2016. (eso1617)...

view of the ELT Technical Facility (ETF) in Paranal, Chile (bottom left). This facility will serve as a site for integrating and verifying ELT components...

English This artist's impression compares the ELT to the Sagrada Família in Barcelona, Spain.The design for the ELT shown here was published in 2016. (eso1617)...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

Telescope (ELT) exhibition set up at the ESO Headquarters storage hall for the ESO Council's visit in December 2010. The exhibition presented ELT prototypes...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

https://www.eso.org/public/images/gioco_elt_230713_8299 URL: https://www.eso.org/public/archives/images/original/gioco_elt_230713_8299.tif determination method...

special ELT exhibition set up at the ESO Headquarters storage hall for the ESO Council's visit in December 2010. The exhibition presented ELT prototypes...

English Four segments of the giant primary mirror of the E-ELT undergoing testing together for the first time. The assembly, at ESO’s facility in Germany...

Telescope (ELT) will contain a total of five mirrors, the smallest of them being M5 - seen in this image. Despite being the smallest mirror in the ELT, measuring...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English This artist's impression compares the ELT to St Stephen's Cathedral, Vienna, Austria.The design for the ELT shown here was published in 2016. (eso1617)...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English Fishing for the ELT determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/potw2515a URL: https://cdn.eso...

English The site of the ELT Technical Facility, at ESO's Paranal Observatory. This site, established in 2018, will serve as an initial assembly place...

English This artist's impression compares the ELT to the Sagrada Família in Barcelona, Spain.The design for the ELT shown here was published in 2016. (eso1617)...

This artist's impression compares the ELT to the Lilla Bommen building, Gothenburg, Sweden.The design for the ELT shown here was published in 2016. (eso1617)...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

bird's-eye view of the ELT Technical Facility (ETF) in Paranal, Chile. This facility will serve as a site for integrating and verifying ELT components before...

This artist's impression compares the ELT to the Padrão dos Descobrimentos in Lisbon, Portugal.The design for the ELT shown here was published in 2016. (eso1617)...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

URL: https://www.eso.org/public/images/e-elt-3_2008 URL: https://www.eso.org/public/archives/images/original/e-elt-3_2008.tif determination method or standard:...

English This artist's impression compares the ELT to the Arc de Triomphe in Paris, France.The design for the ELT shown here was published in 2016. (eso1617)...

English ELT Science in Light of JWST is a conference series aiming to review and highlight recent JWST discoveries and study their implications for the...

at URL: https://www.eso.org/public/images/elt-res-comp-slide3_4 URL: https://cdn.eso.org/images/large/elt-res-comp-slide3_4.jpg determination method...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

of ESO’s Extremely Large Telescope (ELT) main mirror sit in their shipping boxes after having arrived at the ELT Technical Facility at Cerro Paranal in...

English A photo taken during the ELT-METIS Meeting, held in December 2009. METIS is a proposed Mid-infrared ELT Imager and Spectrograph, one of the candidate...

English This artist's impression compares the ELT to the Sydney Opera House in Australia.The design for the ELT shown here was published in 2016. (eso1617)...

English ELT Science in Light of JWST is a conference series aiming to review and highlight recent JWST discoveries and study their implications for the...

https://www.eso.org/public/images/elt-res-comp-slide3_4 URL: https://www.eso.org/public/archives/images/original/elt-res-comp-slide3_4.tif determination...

English ELT M5 mirror (artist's impression) fev 2021 determination method or standard: SHA-1...

English This artist's impression compares the ELT to the Arc de Triomphe in Paris, France.The design for the ELT shown here was published in 2016. (eso1617)...

English This artist's impression compares the ELT to Big Ben in London, United Kingdom.The design for the ELT shown here was published in 2016. (eso1617)...

English Fishing for the ELT determination method or standard: SHA-1 described at URL: https://www.eso.org/public/images/potw2515a URL: https://cdn.eso...

English This artist's impression compares the ELT to the Vancouver Science World in Canada.The design for the ELT shown here was published in 2016. (eso1617)...

Telescope (ELT) is taking a fishing break, this dorne image from June 2024 actually shows a large crane lifting lattice structures into the ELT dome. determination...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

English The Extremely Large Telescope (ELT) programme office has studied half a dozen potential sites for the future ELT observatory, which, with its 40-metre-class...

English ELT M5 mirror (artist's impression) oct 2020 determination method or standard: SHA-1...

English The site of the ELT Technical Facility, at ESO's Paranal Observatory. This site, established in 2018, will serve as an initial assembly place...

English The ELT programme office has studied half a dozen potential sites for the future ELT observatory. Various aspects need to be considered in the...

artist's impression compares the ELT to the Manchester Etihad Stadium in the United Kingdom.The design for the ELT shown here was published in 2016....

English This artist's impression compares the ELT to Big Ben in London, United Kingdom.The design for the ELT shown here was published in 2016. (eso1617)...

Attribution 2.0 truetrue English Katherine Reilly at the annual Oxford ELT Conference (2023) Greek Η Κάθριν Ράιλι Oxford στο Innovative ELT Conference (2023)...

English This artist's impression compares the ELT to the Vancouver Science World in Canada.The design for the ELT shown here was published in 2016. (eso1617)...