All but one of M31's brightest 37 satellites are on the side of the Andromeda spiral that faces our Milky Way galaxy – the ...

All but one of Andromeda's satellite galaxies were found to be pointing right at us. According to our best models, that shouldn't be the case at all.

Spanning approximately 220,000 light-years across, the Andromeda Galaxy is the largest galaxy of the Local Group, which also ...

Five years after my first attempt to capture the Andromeda Galaxy surrounded by ... visible in the foreground belong to our own Milky Way galaxy, as do the several distinct colorful stars which ...

Hubble also snapped the first space-based images of an asteroid breaking, the first confirmation that the Andromeda Galaxy will collide with our Milky Way Galaxy, and many more famous firsts.

A new study from the NASA New Horizons mission team at the Southwest Research Institute have resulted in a first-of-its-type ...

Using data from space telescopes and other instruments, astronomers, cosmologists, and astrophysicists are able to deduce and ...

In the years since, Hubble has gathered more than 1.6 million observations and 430 terabytes of data. The telescope has ...

This task is somewhat less challenging around the closest major galaxy to the Milky Way, Andromeda. Other dwarf galaxies have been spotted around Andromeda before, but these have been large and ...

Our own Milky Way is part of a small galaxy group known as the Local Group, which includes the Andromeda galaxy and dozens of smaller galaxies. "Like humans, galaxies come together and make ...

According to our best understanding, the universe should be homogeneous at large scales. This means that it's ok to have ...