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

A sheet of dark matter lying beyond the boundary of the Local Group is responsible for this.

For years, astronomers have observed the strange motion of Andromeda, the Milky Way’s closest large galactic neighbor. While ...

Computer simulations carried out by astronomers from the University of Groningen in collaboration with researchers from Germany, France and Sweden show that most of the (dark) matter beyond the Local ...

Deneb, Vega and Altair are among the brightest stars in the night sky.

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

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

In his new book '52 Assignments: Night Photography', award-winning astrophotographer Josh Dury invites you to raise your lens and embark on a journey through the night sky to capture everything from ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A panoramic image of the Milky Way over the fromations of ...

Time is running out to catch one of the most breathtaking sights in the night sky: the center of the Milky Way. The heart of our galaxy, made up of billions of stars, shines brightest during warmer ...