The Andromeda galaxy is surrounded by a constellation of dwarf galaxies that are arranged in a highly lopsided manner.

The Andromeda Galaxy is the nearest major galaxy to ours, the Milky Way. On moonless nights it’s visible to the naked eye, but it takes a powerful space telescope to see that Andromeda isn’t as alone ...

Caption A unique ultra-faint dwarf galaxy has been discovered in the outer fringes of the Andromeda Galaxy thanks to the sharp eyes of an amateur astronomer examining archival data from the US ...

Andromeda is the bright spindle-shaped object at image center. All the dwarf galaxies seem to be confined to a plane, all orbiting in the same direction. The wide view is from ground-based ...

A team of astronomers recently uncovered an exceptionally small and faint dwarf galaxy located approximately 3 million light-years away from us. This discovery, named Andromeda XXXV, could well shake ...