Betelgeuse is one of the brightest stars in the night sky and a familiar landmark in the constellation Orion. It has also ...

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

Many stars die spectacularly when they explode as supernovae. During these violent explosions, they leave behind thick, ...

A team of astronomers believe they've witnessed, for the first time, a star exploding in a mythical "superkilonova." ...

Within six months, Kilonova Seekers’ over 2,000 volunteers contributed more than 600,000 classifications to researchers, resulting in a total of 20 new discoveries. Now, astronomers have announced the ...

"The sheer amount of radiated energy from these bursts is so large that you can't power them with a core collapse stellar explosion — or any other type of normal stellar explosion." ...

Every star that hangs upon the evening firmament will one day die, its lights snuffed and its fires cooling in the dwindling cosmic end times. We don't always know when, but for a binary star system ...

Scientists reveal how two unstable nuclei trigger neutron star explosions and power intense X-ray bursts across the universe.

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 ...

Stars often die with a final burst of beauty. For the first time, astronomers have captured visual proof that a star can explode not once, but twice before fading forever. Using the European Southern ...

WASHINGTON — A massive exploding faraway star — the brightest supernova astronomers have ever seen — has scientists wondering whether a similar celestial fireworks show may light up the sky much ...