A black hole hiding on the outskirts of a far-off galaxy has just been caught red-handed consuming a star a galactic event ...

NASA's Hubble Space Telescope and NASA's Chandra X-ray Observatory have teamed up to identify a new possible example of a ...

Astronomers at MIT, Columbia University, and elsewhere have used NASA's James Webb Space Telescope (JWST) to peer through the ...

At the core of the galaxy, about 26,000 light-years away in space, is Sagittarius A*, a supermassive black hole about 4 ...

Maffei 1 and 2 are faint, dust-obscured galaxies near the Milky Way—discovered in 1967 and challenging targets for deep-sky ...

Recent studies indicate that the universe may be decaying or expanding more rapidly than expected, raising questions about ...

The Andromeda galaxy is the galaxy next door, a very faint, fuzzy thing in the night sky, larger than a full moon. Textbooks ...