Venus dominates as the brilliant “Morning Star” in the east-southeast before dawn; the Eta Aquariid meteor shower takes place ...

Beneath a breathtaking full Moon, construction on the world’s largest optical and infrared telescope—the ELT—progresses in ...

The image of an American flag on the moon is undoubtedly one of the most iconic ever. But has the flag survived to this day, ...

By contrast, Deimos is tiny, with a radius of 6 km, and quite a bit further out, more than 23,000 km from the surface. It is ...

Rutherfurd’s Moon images are beautiful, but they also marked an important leap forward for scientific imaging through their ...

May’s night sky is packed with astronomical events—find out when and where to look for meteor showers, ancient star clusters, ...

The telescope may well have outdone itself by revealing evidence of life on a world about 120 light years from Earth.

Potential Trump administration funding cuts at NASA would take a blowtorch to space science and American leadership in space.