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

NASA's Chandra Observatory has combined different wavelength images of the Andromeda galaxy to honor astronomer Vera Rubin, ...

Created as a tribute to dark matter pioneer Vera Rubin, the image was created with the aid of a vast array of telescopes.

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

A collision between the Milky Way and neighboring galaxy Andromeda is far from a sure thing; in fact, it could hinge on the flip of a cosmic coin.

“For example, Chandra’s X-rays reveal the high-energy radiation around the supermassive black hole at the center of M31 as ...

Milky Way viewing is at its best right now, especially if you’re in the southern hemisphere. Here's what to look out for, ...

Astronomers have long thought that the Milky Way is headed for an inevitable crash with its neighbor, Andromeda. But a new ...

Both the Milky Way and the Andromeda galaxies (M31) are part of what's known as the Local Group (LG), which also hosts other ...

The Milky Way was on a collision course with a neighboring galaxy. Not anymore. NASA scientists had forecast an impending crash in four billion years, sending the sun flying ...

The Milky Way may merge with the Large Magellanic Cloud in 2 billion years, not Andromeda, contrary to previous findings.

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