Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

It's just a matter of time before a dead star reignites in space 3,000 light years away. And you'll be able to see it with the naked eye despite the distance. Astronomers say when the explosion ...

CC0 Usage Conditions ApplyClick for more information. White dwarfs are among the most stable of stars. They are stars that have exhausted most of their nuclear fuel and shrunk to about the size of ...

The supernova was the death of a red supergiant star 500 times larger than the sun, in a galaxy just 22 million light-years away. When you purchase through links on our site, we may earn an affiliate ...