Workers in Chile are making progress on the Extremely Large Telescope, planned as one of the most capable astronomical ...

Dozens of boxes holding mirrors are placed along a remote desert hill in northern Chile as workers make progress in the ...

A project expected to bring major changes to humanity's understanding of the universe, the Extremely Large Telescope with a ...

The European Southern Observatory's (ESO) Extremely Large Telescope (ELT) — the world's largest visible- and infrared-light ...

Recent science updates include Boom Supersonic's XB-1 breaking the sound barrier, progress on the Extremely Large Telescope ...

The Extremely Large Telescope, under construction in Chile, aims to explore exoplanets for potential life and examine the ...

Light pollution from a planned renewable energy project in Chile could significantly impact the European Southern Observatory ...

Astronomers are sounding alarm bells as the world's most precious sky-observing location faces a risk of being blinded by ...

This image from the NASA/ESA Hubble Space Telescope features Arp 72, a very selective galaxy group that only includes two ...

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 ...

Astronomers sound the alarm as a proposed renewable hydrogen project in Chile threatens to disrupt the pristine night skies ...