Add Yahoo as a preferred source to see more of our stories on Google. A bright galaxy hangs in space near a smear of blue nebulas gas and beside a mush smaller, more distant galaxy. The Royal ...

The Milky Way's closest neighbor shines in a spectacular new astrophotography portrait. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A collision between ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Andromeda, the Milky Way's neighboring spiral galaxy, may be a cosmic cannibal that has been ...