Several telescopes used to observe the supernova SN Zwicky which was magnified nearly 25 times by a foreground galaxy acting ...

In 1181 AD, a bright "guest star" was observed to linger in the sky for around six months. Nearly 850 years later, the likely ...

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

A s the James Webb Space Telescope (JWST) continues to peer into the origins of our universe, it’s delivering a steady stream ...

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

The new paper argues that, in SN 1181, the first phase of the supernova fizzled out and left behind an unusually active ...

A study of supernova remnant SNR 0519-69.0 using the Chandra X-ray telescope, Hubble and more has narrowed down its age to ...

Researchers found evidence that a companion star may be influencing Betelgeuse, explaining why the star’s brightness changes ...

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

"Supernova explosions and the elements they hurl into space are the lifeblood of new stars and planets," said Brian Williams ...

Astronomers have spotted AT2025ulz, a rare dual explosion — a supernova and a kilonova — that may be the first-ever observed ...

A superkilonova candidate event, named AT2025ulz, was observed in 2025; LIGO and Virgo first spotted gravitational waves, ...