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

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

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

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 ...

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

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.

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

An international team of astronomers has, for the first time, successfully probed the early universe. An international group of astronomers has reached a new milestone in studying the early universe.

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

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

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