A double explosion, in which a dying star split, then recombined, may be a long-hypothesized but never-before-seen "superkilonova." ...

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.

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

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

A mysterious cosmic explosion linked to gravitational waves may reveal a previously unknown type of supernova event - a ...

Astronomers used major telescopes across the world to probe a cosmic explosion 8 billion light-years from the solar system.

(CNN) — For the first time, astronomers say they have spotted a giant explosion released by a star beyond our solar system. The eruption was similar in some ways to those unleashed by our sun, such as ...

A space explosion detected this summer burned for days on end, making it the longest and most unusual gamma-ray burst ever seen. Gamma-ray bursts are the universe’s most powerful explosions. They ...

"In science fiction, there are scenes where a beam is fired at something to destroy it, causing an explosion with debris flying back at the shooter. Similar things occur in real astronomical phenomena ...

The James Webb Space Telescope has identified an original star that caused a supernova for the first time. Credit: NASA / ESA / CSA / STScI / Charles Kilpatrick / Aswin Suresh Astronomers say they've ...