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

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

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

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

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

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

New research suggests that the Milky Way should be surrounded by as many as 100 undetected tiny and faint "orphan" galaxy companions.

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

Comet 31/ATLAS is only the third interstellar object to ever be observed whizzing through the Solar System. While its origins ...

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

Arizona is an ideal spot to see the Milky Way thanks to its numerous dark-sky places. Here's the best time to see - and photograph - the Milky Way.

"Once you do, it's just spectacular," said Aileen O'Donoghue, astronomer with St. Lawrence University and the Adirondack Sky ...