Astronomers have observed a star wobbling in its orbit around a ravenous supermassive black hole that is ripping it apart and ...

A black hole 30 million times the mass of the sun has produced winds one-fifth the speed of light, stunning scientists.

Most smaller galaxies may not have supermassive black holes in their centers, according to a recent study using NASA's ...

The European Space Agency said that the black hole inside the spiral galaxy NGC 3783 has the mass of 30 million suns.

NASA has visualized the cataclysm, which is thought to have caused a mysterious eruption of gamma rays captured by telescopes ...

New Chandra X-ray study finds many dwarf galaxies may not host central massive black holes, challenging long-held assumptions about galaxy formation and black hole origins ...

A never-before-seen blast from a supermassive black hole was spotted by two sophisticated X-ray space telescopes. This giant ...

The cosmos has served up a gift for a group of scientists who have been searching for one of the most elusive phenomena in ...

Astronomers capture the twinkle of a distant quasar, RX J1131, and reveal the secret size of a black hole's fiery corona.

An international team of astronomers, led by SRON, has observed a sudden outburst of matter near the supermassive black hole ...

Scientists observed a spinning black hole dragging space and time as it tore apart a star, confirming a key prediction of Einstein’s theory of relativity ...

Black holes are notoriously difficult to spot unless they are active, and one type of activity is the destruction of a star, ...