A vast, flat sheet of dark matter may solve the long-standing mystery of why our neighboring galaxy Andromeda is speeding ...

Our Milky Way galaxy may not have a supermassive black hole at its center but rather an enormous clump of mysterious dark ...

On a clear night, the Milky Way and the Andromeda galaxy look like close neighbors. In space, they really are.

Astronomers propose that an ultra-dense clump of exotic dark matter could be masquerading as the powerful object thought to ...

A groundbreaking new radio image reveals the Milky Way in more detail than ever before, using low-frequency radio “colors” to map the galaxy’s hidden structures. The image is sharper, deeper, and ...

New radio observations of the Milky Way are exposing hidden patterns in its magnetic field. People have scanned the night sky ...

Andromeda is also a flattened spiral like the Milky Way, but it's twice as large — 220,000 light-years across versus 105,000 for the Milky Way — and crammed with a trillion suns. Can you even begin to ...

Scientists are mapping the Milky Way galaxy’s invisible magnetic field, revealing how it holds the galaxy together and ...

People will be able to catch a glimpse of the Milky Way galaxy this weekend The Milky Way will be viewable with the naked eye, but telescopes always help The Milky Way is our home galaxy with a disc ...

The most recent CSC update adds more than 400,000 unique compact and extended X-ray sources, as well over 1.3 million ...

At the heart of our own galaxy, there is a dense thicket of stars with a supermassive black hole at the very center. NASA's ...

Most of the universe is slipping away from the Milky Way, carried outward as space itself expands. Yet one giant neighbor is bucking the trend, racing straight at us while almost every other major ...