Unlike active galaxies that constantly pull in surrounding material, these black holes lie dormant until a star passes by.

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

A supermassive black hole may have nibbled on the same star twice, once in 2022 and again in 2024. Since the star seemed to survive the first encounter and returned, scientists now believe these ...

Astronomers confirmed the first case of a star surviving a black hole encounter, challenging long-held beliefs about tidal disruption events.

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

A pair of stars orbiting one another has been found near the supermassive black hole Sagittarius A* using the European ...