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

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

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

The X‑arithmetic technique offers a powerful new way to map the physics of other galactic structures across the universe and ...

The 11th day of the 18th annual Space Telescope Advent Calendar features a new view of the heart of a nearby spiral galaxy.

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

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

A strange X-ray signal spotted decades ago may be the result of a star that got attacked by two black holes, one after the ...

A remarkably clean gravitational-wave detection has confirmed long-standing predictions about black holes, including ...

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 ...

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