Andromeda galaxy

Rogue stars ejected from Milky Way found in intergalactic space

Researchers have identified a group of more than 675 stars on the outskirts of the Milky Way that th...

NASA releases first images from WISE spacecraft

A glowing comet. A star-forming cloud. A new view of the Andromeda galaxy. A dense galaxy cluster.

Astronomers discover new tidal streams in Andromeda Galaxy

An international team of astronomers has identified two new tidal streams in the Andromeda Galaxy, t...