Comet C/2024 G3 (ATLAS) seen above ESO's Paranal Observatory in Chile on Jan. 21, 2025. ESO's Very Large Telescope sits atop ...

The European Southern Observatory's (ESO) Extremely Large Telescope (ELT) — the world's largest visible- and infrared-light telescope — is currently under development on the Cerro Armazones mountain ...

Observatories in Chile’s Atacama Desert, including the world’s largest optical telescope, could be blinded by light pollution ...

Construction of the world's largest telescope moves forward with progress of the structure's dome and housing for the primary mirror. The European Southern Observatory's (ESO) Extremely Large ...

Active galactic nuclei (AGN) are among the most energetic phenomena observed in the universe. These luminous objects, powered ...

Video and photos courtesy of ESO. Follow TI: On Facebook More from Tech On April 26, the European Southern Observatory’s Very Large Telescope achieved “first light” on its new optics system ...

A: The Extremely Large Telescope is planned to be one of the most capable astronomical observatories ever assembled. The telescope, currently about 60% complete, is intended to search for evidence ...

STORY: Among the remote desert hills of northern Chile lies the aptly named “Extremely Large Telescope.” :: Cerro Armazones, Chile The project, about 60% complete, is planned as one of the most ...

ESO's Extremely Large Telescope under construction in the Atacama desert in January 2025. | Credit: ESO/G. Vecchia The latest progress photos taken in January 2025 show cranes busy at work ...