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

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

Astronomers have discovered a giant, 500-light-year-wide cavity between two star-forming regions in the constellations ...

Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

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

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

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

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

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

Alternative to fireworks? Stargazers could instead catch a cosmic light show this Fourth of July weekend when the Milky Way ...

The Milky Way's core will be visible this month and through August. Here's what Tennessee stargazers should know.