"It looks like it has been through some kind of event that caused it to form a lot of stars and then just shut down” ...

Astronomers have completed a stunning massive photomosaic of our closest celestial neighbor, the Andromeda galaxy, comprised ...

From close-up snaps to its image here on Earth — including one of its first-ever photographs — here are 20 stunning photos from the Andromeda galaxy.

The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...

The Hubble Space Telescope completes a high-resolution portrait of our galaxy's gorgeous neighbor, which will help scientists better understand our Milky Way.

Astronomers have released the most comprehensive photograph of the Andromeda galaxy, which contains over 200 million stars.

Astronomers have released the most detailed image of the Andromeda galaxy with new clues about its evolutionary history to celebrate the 100th anniversary of Edwin Hubble's discovery that our ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

A European Space Agency probe gives us new pictures of Mercury ... And NASA releases a ginormous photo of our galaxy’s nearest neighbor, Andromeda. It puts the “mega” in megapixels!

"It's like photographing a beach and resolving individual grains of sand." Astronomers announced last week that they had completed a decade-long, meticulous effort to assemble a full portrait of ...