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

"One day soon we may be able to see these 'missing' galaxies, which would be hugely exciting and could tell us more about how the universe came to be as we see it today." ...

They often twirl around heavier ones, like our Milky Way, as satellite dancers. The dark matter distribution of a Milky Way ...

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

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

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

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.

A monster exoplanet as big as 10 times the size of Jupiter has emerged from the stellar gas and dust surrounding a young star ...

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

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

A newly discovered object from deep space may be the oldest comet ever observed—possibly more than 7 billion years old, and ...