A billion years after the Big Bang, a small galaxy was already glowing with the chemical residue of stars so enormous they ...

When it comes to the Milky Way and Andromeda galaxies, there’s a whole “will they or won’t they” thing going on. In 2012 ...

Some black holes could have tamer origins—in the folds of unusual "spacetime crystals" that researchers finally managed to ...

Scientists hope this new discovery will help explain other mysteries, including why we don’t see more of these binary pairs.

A breathtaking new image captures the Crystal Ball Nebula, the remains of a dying star found in the constellation Taurus.

Astronomers may be able to identify possible Dyson swarms by looking for unusually cold, clean infrared signals around ...

The moon will pass in front of Regulus for some observers on May 23, blocking its light.