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

If black holes weren't terrifying enough, two especially large ones are merging together, experts have discovered.

Imagine a star powered not by nuclear fusion, but by one of the universe’s greatest mysteries—dark matter. Scientists have ...

In the first study of its kind, researchers at the RIKEN Center for Interdisciplinary Theoretical and Mathematical Sciences (iTHEMS) in Japan, along ...

Only a few dozen of these short-lived binaries exist in the galaxy at a time, making the serendipitous find extremely ...

New study by Caltech scientists finds distant third stars may be the hidden force behind volatile white dwarf duos.