Hubble's study reveals Andromeda experienced major galactic collisions, unlike Milky Way. Its satellite galaxies show unusual ...

Am astrophotographer has now unveiled the most breathtaking photo of the Andromeda galaxy we've ever seen, and he took it ...

A family portrait of the Andromeda galaxy and its orbiting dwarf satellites raises questions about how galaxies evolve.

"Everything scattered in the Andromeda system is very asymmetric and perturbed. It does appear that something significant ...

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. Still, however, the ...

Located 2.5 million light-years away, the majestic Andromeda galaxy appears to the naked eye as a faint, spindle-shaped ...

NASA's Hubble Space Telescope reveals surprising details about Andromeda's satellite galaxies, offering fresh insights into ...

An international team of astronomers reports the discovery of a new dwarf galaxy, which they have named Pegasus VII. The ...

Located 2.5 million light-years away, the majestic Andromeda galaxy appears to the naked eye as a faint, spindle-shaped ...

Some of Andromeda's dwarf galaxies are particularly puzzling, though. Dwarf galaxies around the Milky Way, for example, either stopped forming stars billions of years ago, or have only recently ...