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.

Someday, the Andromeda Galaxy will merge with our Milky Way – and it won’t be the first time Andromeda has swallowed up another galaxy and kept the stars for itself. The nearby Andromeda Galaxy, like ...

Astronomers have long believed that our Milky Way will eventually collide with the Andromeda galaxy. A new study suggests that we might escape that fate. The spiral Andromeda galaxy is our closest ...

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 ...

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 ...

"Beyond the Milky Way lie billions of other galaxies, drifting a few million light years from one another like lily pads floating on the surface of a pond." — Timothy Ferris in Seeing in the Dark A ...

A new study claims to have detected evidence of a planet outside of the Milky Way. Not everyone is convinced. Jackson Ryan was CNET's science editor, and a multiple award-winning one at that. Earlier, ...

How would you like to see the farthest thing visible to the naked eye? It’s possible, but you’ll need to bundle up and sit back on a lawn chair. Your neighbors may think you’ve cracked up sitting out ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. The skies have been exceptionally cloudy for the last few days, and except for the Moon shining ...

Looking for a sky event this week? Check out our full Sky This Week column. November 22: Titan transits Saturn Andromeda the ...