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.

For years, scientists have predicted that in about 3.75 billion years, our Milky Way galaxy would collide with its massive neighbor, the Andromeda galaxy. This cataclysmic event was thought to be a ...

Our Milky Way could have many more satellite galaxies than we've detected so far. They're just too faint to be seen.

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

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

Andromeda-Milky Way Galaxy Smash-Up May Not Happen As Soon As Expected Learn about the new research that changes the estimates of the Milky Way’s demise.

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 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 ...

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

Also known as Andromeda, the Milky Way’s most immediate neighbor is about 2.5 million light-years away, and provides an excellent option for studying how spiral galaxies form and evolve over time.

Alternative to fireworks? Stargazers could instead catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky.