Astronomers at the University of Michigan have discovered a new satellite of the Andromeda Galaxy (M31), the Milky Way's ...

The findings reveal unusual chemical signatures and offer new insights into the behavior of novas beyond the Milky Way.

One of the great places to look for dwarf galaxies is the halo of the Andromeda galaxy (also known as Messier 31, or M31 for short), due to its relative proximity. UNIONS is so far the deepest ...

This is a wide-angle view of the distribution of known satellite galaxies orbiting the large Andromeda galaxy (M31), located 2.5 million light-years away. The Hubble Space Telescope was used to ...

A major discovery on the outskirts of Andromeda is shaking up our understanding of galactic evolution. Astronomers have found the dimmest and smallest satellite galaxy yet—Andromeda XXXV—forcing them ...

NASA’s James Webb Space Telescope captured the stunning image of Cartwheel Galaxy. This landscape of “mountains” and “valleys” speckled with glittering stars is actually the edge of a nearby, young, ...

It is a panoramic view of the neighboring Andromeda galaxy, located 2.5 million light-years away. It took over 10 years to make this vast and colorful portrait of the galaxy, requiring over 600 ...

The clear night sky offered pristine views of sparkling stars and two bright galaxies, including the Andromeda Galaxy (M31) and Triangulum Galaxy (M33).