Astronomers know that mergers play a huge role in galaxy growth. Right now, the Milky Way is slowly consuming the Large and ...

S targazers are in luck this Wednesday, November 26, as two major cosmic sights will be visible to the unaided eye. The ...

The night sky has many amazing sights to view, but one of the most amazing objects to view in our October skies has to be the massive galaxy known as the Andromeda Galaxy or M31. This object is not a ...

Our Milky Way galaxy is a cannibal. You might wonder what would happen if our disk-shaped spiral galaxy were to one day collide with Andromeda, which is over twice the size of the Milky Way.

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data from ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. M31, the Andromeda Galaxy, with its companion galaxies, M32 ...

A composite figure of the Andromeda galaxy (M31) highlights the extremely large field of view of NASA's upcoming Wide Field Infrared Survey Telescope (WFIRST). The background consists of ground-based ...

Astronomers have uncovered striking new evidence for a mass migration of stars into the Andromeda Galaxy. Intricate patterns in the motions of stars reveal an immigration history very similar to that ...

The next clear evening, before the bright moon washes out the fainter stars, take a look for the Andromeda galaxy. Unless you have significant light pollution, you should be able to see it high in the ...