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

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

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

A wonderful "greeble" build that includes bicycle helmets, purple carrots, and even transparent blue french fries.

For years, scientists have predicted that in about 3.75 billion years, our Milky Way galaxy would collide with its massive neighbor, the Andromeda galaxy. This cataclysmic event was thought to be a ...

Astronomers have been aware of cosmic vampires, dead stars that hungrily strip plasma from victim stars, for some time. New ...

Could an Egyptian coffin, dated 5,000 years ago, hold the answer to one of the night sky’s greatest mysteries? University of ...

The event is the most massive black hole merger ever recorded by gravitational wave detectors and has forced physicists to ...

A new galaxy was found with 10,000 more of unseen mass than the Milky Way. Now, scientists are wondering if there are more of ...

Scientists have detected the collision of two massive black holes merging beyond the Milky Way. The two black holes, each ...

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

The newly discovered space rock may be older than our entire solar system, and you may get the chance to see it ...