Hubble reveals a chaotic spiral galaxy whose close encounter with a neighbor has ignited a spectacular burst of star birth.

Astronomers were puzzled by a black hole around 50 million times the mass of the sun with no stars, spotted by the James Webb ...

The new paper argues that, in SN 1181, the first phase of the supernova fizzled out and left behind an unusually active ...

In a series of observations that read like science fiction, astronomers now suspect they have watched a star quite literally ...

Find out what's up in your night sky during January 2026 and how to see it in this Space.com stargazing guide.

Many stars die spectacularly when they explode as supernovae. During these violent explosions, they leave behind thick, ...