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

An international team of astronomers has discovered a massive cloud of gas and dust located in a little-known region of our ...

"We know the Milky Way has some 60 confirmed companion satellite galaxies, but we think there should be dozens more of these ...

The JWST discovers the Zhúlóng spiral galaxy, as massive as the Milky Way, formed only a billion years after the Big Bang.

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

New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite ...

A decade of observations by NASA’s Hubble Space Telescope has produced the sharpest and most detailed images of the Andromeda ...

Scientists predict up to 100 invisible galaxies may orbit the Milky Way, hiding just beyond our current detection limits.

Researchers may have found our galaxy's missing companions, further bolstering science's most widely accepted cosmological ...

The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, ...

Scientists at Durham University in England have identified signs that up to 100 extremely faint galaxies may be orbiting the ...

Our Milky Way could have many more satellite galaxies than we've detected so far. They're just too faint to be seen.