The Andromeda galaxy (M31) has been captured by the Chandra X-ray Telescope. See the imagery and hear a sonification of it.

Space & Spaceflight New Images Show Andromeda Galaxy as You’ve Never Seen It Before The closest galactic relative to the Milky Way helped astronomers discover dark matter in the 1960's.

The Andromeda Galaxy, the Milky Way's closest galactic neighbor, glows brightly in a new Hubble Space Telescope image with swathes of ionized gas that fuel star formation.

NASA recently released images of the Andromeda galaxy, an empire of stars, that is the Milky Way galaxy's closest neighbor. This photo shows the Milky Way as seen from Black Balsam, mountain range ...

Galaxies, the grand entities of the universe, have fascinating and dynamic lives of their own. They form, evolve, and occasionally merge, creating stunning visual spectacles. Our very own galaxy, the ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data ...

Around 2015, astronomers took on the painstaking task of stitching together Hubble Space Telescope images of this galaxy, but that effort had focused on the galaxy's northern half.

NASA images: From the fiery surface of the Sun to the distant Andromeda galaxy, and the clouds of gas and dust in nebulae – these NASA images catch a glimpse of vast and vibrant universe.

The Andromeda galaxy is also known as Messier 31. It is a spiral galaxy located about 2.5 million light-years from Earth. On a clear night, some stars of the galaxy can be seen from Earth.