In A Nutshell A massive star in the Andromeda Galaxy faded by more than 10,000 times over a decade and vanished from view, ...

The team discovered the star by analyzing archival data from NASA’s NEOWISE mission. They used a prediction from the 1970s ...

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

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 ...

Supernova 1987A appeared in the far-southern constellation of Doradus (the Swordfish), in which the Large Magellanic Cloud is ...

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

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Astronomers have observed a ...

An international team of astronomers has conducted photometric and spectroscopic observations of a recently discovered ...

That the universe is expanding has been known for almost a hundred years now, but how fast? The exact rate of that expansion ...

A mysterious cosmic explosion linked to gravitational waves may reveal a previously unknown type of supernova event - a ...