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

ESO estimates the complex will leak as much light pollution as a city with a population of about 20,000. Parts of the ...

Astronomers are raising concerns about the impact of light pollution from a renewable energy project on the world’s most ...

European Southern Observatory Director General Xavier Barcons told Space.com that astronomers expect the project to brighten the sky by up to 10 percent around the observatory.

Using IRAS and NuSTAR telescopes, scientists identify hundreds of obscured black holes hidden behind gas and dust.

A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun ...

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

Astronomers have been battling threats to their clear skies on all fronts lately. One of the most notable battles, which we ...

Kansas City Chiefs quarterback Patrick Mahomes throws an 11-yard touchdown pass to tight end Travis Kelce while falling down ...

Lee Feinberg, HWO's principal architect based at Goddard, said in a separate presentation that NASA is currently envisioning ...

The Rubin Observatory will eventually hold the world's largest digital camera. It's therefore a good sign it has aced its ...

Researchers and engineers have built a huge telescope on the Lower Rhine that will provide a view of the birth of the first ...