One of the brightest stars in the Andromeda galaxy quietly collapsed into a black hole without any of the fanfare of a spectacular supernova. What makes this startling discovery even more remarkable ...

A massive star 2.5 million light-years away simply vanished — and astronomers now know why. Instead of exploding in a supernova, it quietly collapsed into a black hole, shedding its outer layers in a ...

Astronomers have watched a dying star fail to explode as a supernova, instead collapsing into a black hole. The remarkable sighting is the most complete observational record ever made of a star's ...

Just look for the three bright stars that make up Orion’s belt. Betelgeuse is a bright reddish star to the upper left of the ...

There has been one other instance of a star mysteriously disappearing, a “failed supernova candidate” dubbed N6946-BH1 that ...

It’s Valentine’s weekend in Pottsville, and while in my opinion this is one of those holidays driven by greeting card companies, restaurants, flower shops, and more. It’s still a wonderful holiday ...

It’s Valentine’s weekend in Butler, and while — in my opinion — this is one of those holidays driven by greeting card companies, restaurants, flower shops and more, it’s still a wonderful holiday and ...

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

A stellar black hole is one that’s created from the gravitational collapse of particularly massive stars, typically greater than eight solar masses. For context, one solar mass is about equivalent to ...

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

Scientists have captured the moment a supergiant star collapses into a black hole, revealing the star's death in an incredible animation.

In the nearby Andromeda Galaxy, a massive star bright enough to stand out for years has gone dark. Not in a blaze of glory.