Andromeda never looked as good as it does in a new image from the Chandra X-ray observatory and a range of powerful telescopes. A fitting tribute to dark matter pioneer Vera Rubin.

The Andromeda galaxy is also known as Messier 31. It is a spiral galaxy located about 2.5 million light-years from Earth. On ...

The Andromeda Galaxy, a spiral galaxy also known as Messier 31 or simply M31, is one of several galaxies, including the Milky Way, that comprise what is known as the Local Group. Astronomers have long ...

The Andromeda galaxy lies just beyond (...OK, about 2.5 million light-years beyond) our galaxy, the Milky Way. For the past hundred years or so, scientists thought these galaxies existed in a long ...

Stargazers may catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky across the ...

New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite ...

"The best time to see the Milky Way in (Massachusetts) is from March to September," according to the Capture the Atlas ...

The Milky Way's core will be visible this month and through August. Here's what Tennessee stargazers should know.

Fresh evidence claims that the Earth and the surrounding galaxy are suspended inside a cosmic void based on echoes from the ...

Scientists have long thought the Milky Way galaxy would someday collide with its closest neighbor, Andromeda. However, new research suggests the future of our cosmic home is more uncertain than ...