The Andromeda Galaxy (M31) is the closest large spiral galaxy to the Milky Way, visible to the naked eye and set to merge ...

Our Milky Way galaxy is a cannibal. It has grown by consuming other galaxies. Yet, it too, may be destined to collide and merge with an even bigger galaxy: Andromeda. Though galaxy collisions are ...

Small companion galaxies around our neighboring Andromeda galaxy appear to stretch and point toward Earth in a fascinating ...

Today, astronomers have measured the distance to the Andromeda Galaxy much more precisely; they find it to be about 2 1/2 million light years away. It is a majestic spiral-shaped galaxy ...

NASA recently released images of the Andromeda galaxy, an "enticing empire of stars ... Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and NASA scientists ...

Astronomers are celebrating the completion of a 2.5-billion-pixel panoramic picture of the entire Andromeda galaxy. The team includes several UC Santa Cruz researchers who made significant ...

The Andromeda galaxy, a near twin of our Milky Way, is barreling toward us. You can already see it coming if you know where to look—Andromeda’s great spiral appears as a fuzzy smudge ...

Without Andromeda as a proxy for spiral galaxies in the universe at large, astronomers would know much less about the structure and evolution of our own Milky Way. That's because we are embedded ...

The solutions to these mysteries could reveal much about how the Andromeda Galaxy — which is the closest large spiral galaxy to us, sitting about 2.5 million light-years away — formed and ...

Without Andromeda as a proxy for spiral galaxies in the universe at large, astronomers would know much less about the structure and evolution of our own Milky Way. That's because we are embedded ...

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. Astronomers anticipate such a cosmic ...