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

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

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 ...

They slip through your skin, your walls, and the whole Earth without leaving a mark. Neutrinos earn the nickname “ghost ...

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

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

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 ...

Massive stars have an outsized influence on their environment and the galaxies they call home. These behemoths have the ...

For many years, scientists have tried to understand how the Milky Way is positioned in space, and how it moves together with ...

A flat plane of dark matter beyond the Local Group may explain why nearby galaxies move away from us instead of falling ...

Stargazing dreams come true at this Pennsylvania park, with pitch-dark skies that reveal the Milky Way in stunning detail.

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