From your place inside the Milky Way, you are living within a galaxy that keeps a detailed chemical diary. Every star holds clues about when it formed and what the galaxy was like at the time. Over ...

Astronomers produced the most complete map of the center of the Milky Way, which can provide insight into how stars and planets are formed.

A group of undergraduate students stumbled into a cosmic time capsule—one of the oldest stars ever discovered—while combing ...

Astronomers have long thought the Milky Way was destined to merge with the nearby Andromeda galaxy. The aftermath of this predicted clash has been dubbed “Milkomeda,” and researchers predicted it ...

Add Yahoo as a preferred source to see more of our stories on Google. The Milky Way galaxy. (photo credit: PXFUEL) New research suggests that dark matter may be the key to uncovering the mysteries of ...

Add Yahoo as a preferred source to see more of our stories on Google. "As it stands, proclamations of the impending demise of our Galaxy seem greatly exaggerated." That's the conclusion scientists ...

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

A galaxy is a massive, gravitationally bound system. It contains stars, stellar remnants, interstellar gas and dust, and a ...

(CNN) — A collision between our Milky Way galaxy and its largest neighbor, the Andromeda galaxy, predicted to occur in about 4.5 billion years, has been anticipated by astronomers since 1912. But new ...