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, ...

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

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

Betelgeuse, one of the most famous stars, is set to go supernova soon. This event will make it shine as brightly as the full ...

James Webb has spotted the most distant supernova ever seen, exploding just 730 million years after the Big Bang, offering ...

Learn about what may be the first ever superkilonova ever observed, emitting gravitational waves that hint at the collision of two dead stars.

An international team of astronomers has achieved a first in probing the early universe, using the James Webb Space Telescope ...

Astronomers report a strange cosmic blast that looked like a kilonova, then behaved like a supernova, hinting at a possible first “superkilonova” and leaving scientists debating how stars truly die.

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

A puzzling cosmic blast detected in both light and gravitational waves may hint at a previously unseen type of explosion, ...

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