NASA's Chandra X-ray Observatory provides a new look at the Andromeda galaxy in this multi-wavelength image that includes ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor.

The Andromeda galaxy is also known as Messier 31. It is a spiral galaxy located about 2.5 million light-years from Earth. On ...

“For example, Chandra’s X-rays reveal the high-energy radiation around the supermassive black hole at the center of M31 as ...

Early Spiral Galaxy Captured for the First Time Using Gravitational Lenses . For the first time ever, scientists have ...

Witness the breathtaking beauty of our home galaxy, the Milky Way, through 6 stunning images captured by NASA's Hubble Space ...

Learn about the new research that changes the estimates of the Milky Way’s demise.

Earlier studies often assumed Andromeda's transverse motion was small, making a future head-on collision seem almost certain. Our study did not have any new data. Instead, we took a fresh look at ...

Earlier studies often assumed Andromeda’s transverse motion was small, making a future head-on collision seem almost certain. Our study did not have any new data. Instead, we took a fresh look at ...

A Hubble Space Telescope study takes a close look at the dwarf galaxies surrounding Andromeda. Credit: NASA / ESA / J. Dalcanton / B.F. Williams / L.C. Johnson / PHAT team / R. Gendler Surrounding ...

More Dozens of dwarf galaxies swarming around the Andromeda Galaxy like bees have been caught on camera by the Hubble Space Telescope, which took more than a thousand orbits of the Earth to take ...