Astronomers report a supergiant star in the Andromeda Galaxy, M31-2014-DS1, collapsed directly into a black hole without a supernova, confirming predictions of failed stellar explosions.

If confirmed, this disappearing act might provide the closest and best observational evidence for the birth of a black hole ...

A stellar black hole is one that’s created from the gravitational collapse of particularly massive stars, typically greater ...

DS1, collapsed into a black hole without exploding, revealing how stars die in silent “failed supernova” events.

Their research was guided by a prediction from the 1970s: if a star collapses directly into a black hole, it should briefly ...

The event was first recorded in 2014, when a Nasa space telescope noticed a massive star in the Andromeda galaxy slowly ...

Astronomers discover a star in Andromeda that may have collapsed into a black hole instead of exploding as a supernova.

An international collaboration using the Low Frequency Array (LOFAR) has published an exceptionally detailed radio sky map, revealing 13.7 million cosmic sources and delivering the most complete ...

Astronomers have witnessed a rare cosmic event: a massive star that didn’t explode in a spectacular supernova, but instead quietly collapsed into a black hole.

The star used to be one of the brightest star in the neighboring Andromeda galaxy.

“They’re real,” Obama replied, before adding, “But I haven’t seen them and they’re not being kept in Area 51. There is no ...