The Fermi bubbles were discovered in 2010 by NASA’s Fermi Gamma-ray Space Telescope. The two orbs form an hourglass structure ...

There could be many more satellite galaxies orbiting the Milky Way than previously thought or observed, according to ...

For centuries, humanity believed that Earth was the center of the universe, a view championed by Aristotle and Ptolemy. But ...

Fresh evidence claims that the Earth and the surrounding galaxy are suspended inside a cosmic void based on echoes from the ...

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

It's the so-called "Milky Way season" in the Northern Hemisphere. Here's everything you need to know about viewing the galaxy's core this summer.

Astrophysicists suggest our galaxy may lie inside a "cosmic void" - offering a new explanation for the universe’s conflicting ...

New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

Researchers have found clouds of cold gas embedded deep within larger, superheated gas clouds—or Fermi bubbles—at the Milky ...

The solar system's journey through the galaxy is more complex than most imagine. While we often picture planets orbiting the ...

During the course of a 13-second exposure, the International Space Station makes a trail of light in the sky as the station ...