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

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

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

An international team of astronomers, working with researchers from University College Dublin and other institutions, has ...

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

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.

Astronomers announce evidence of a rare and unprecedented cosmic event that might represent a new type of violent explosions in the universe. The explosion is known as the 'Superkilonova.' ...

A flash of energetic light lasts only ten seconds, yet it has completely turned around our understanding of the timeline for ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An image of the double detonation supernova SNR 0509-67.5 as seen by the VLT. | Credit: ESO/P.

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.

Astronomers may have discovered the first example of an explosive cosmic event called a "superkilonova," in the form of a gravitational wave signal detected on Aug. 18, 2025.

"Our scenario describes all the evolutionary phases of the supernova with great precision." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. An ...