The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 trillion stars. Now, astronomers have used the Hubble Space Telescope to capture hundreds of detailed images of our vast galactic ...

Researchers have long thought that the Milky Way would collide with the Andromeda galaxy in four to five billion years. This scientific illustration depicts Earth's horizon four billion years in the ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. M31, the spiral galaxy in Andromeda, with its two companion ...

Located 2.5 million light-years away, the majestic Andromeda galaxy appears to the naked eye as a faint, spindle-shaped object roughly the angular size of the full moon. What backyard observers don't ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. M31, the Andromeda Galaxy, is one of the most spectacular ...

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

Late October presents a perfect opportunity to spot the ancient light of the Andromeda galaxy as it climbs high overhead to brighten the autumn night sky. The Andromeda Galaxy (M31), the Milky Way's ...

Warning: This graphic requires JavaScript. Please enable JavaScript for the best experience. The Andromeda galaxy is the galaxy next door, a very faint, fuzzy thing ...

Astronomers from Cardiff University, UK, have employed the Combined Array for Research in Millimeter-wave Astronomy (CARMA) ...

The Hubble Space Telescope has produced the most comprehensive survey of the Andromeda galaxy, revealing new clues about its history. The Hubble survey, assembled from over 1,000 orbits and spanning a ...

A group of astronomers has discovered the smallest, dimmest satellite galaxy bordering the Milky Way’s nearest galactic neighbor, the Andromeda Galaxy. The itsy-bitsy satellite galaxy is named ...