Andromeda XXXV contains an estimated 20,000 Suns worth of stars and lies about half a million light-years from the center of the Andromeda Galaxy, or about three times the width of M31 itself.

Astronomers have discovered the smallest dwarf galaxy ever seen. It is a mystery how the satellite galaxy of Andromeda survived the blistering conditions of the early universe.

Astronomers at the University of Michigan have discovered a new satellite of the Andromeda Galaxy (M31), the Milky Way’s closest major galactic neighbor, and it has broken the record for the ...

Today, astronomers have measured the distance to the Andromeda Galaxy much more precisely; they find it to be about 2 1/2 million light years away. It is a majestic spiral-shaped galaxy ...

Then, they pieced together a record of the X-ray light produced by a supermassive black hole in the Andromeda galaxy called M31 star or M31*. Their research provides insight into the unique ...

Related: The Andromeda Galaxy glows rosy red in gorgeous new Hubble Telescope image Starting in late 2019, Hubble spent two years cataloging images — as well as measurements of the locations and ...

Until now, the closest known supermassive black hole from beyond the Milky Way was the one inside the Andromeda galaxy, about 2.5 million light-years from Earth. It is the nearest major galaxy to ...