The two stars, one dead and one circling the drain, are collectively called V Sagittae. They orbit one another every 12.3 hours and are getting closer with each pass. Eventually, they’ll smash into ...

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 ...

A research team led by Caltech may have just discovered the first-ever superkilonova, a cosmic phenomenon in which a star ...

CC0 Usage Conditions ApplyClick for more information. White dwarfs are some of the Universe's most stable stars, lasting for billions of years. A white dwarf can pull matter from a companion star ...

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 ...