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.

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

Using NASA’s James Webb Space Telescope (JWST), an international team identified a supernova’s source star, or progenitor, for the first time. The observations - combined with archival images from the ...

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

Scientists using the James Webb Space Telescope (JWST) have made an unprecedented breakthrough, capturing the most distant ...

The James Webb Space Telescope has spotted a stellar explosion from a time when the cosmos was still in its infancy, catching the light of a supernova that detonated less than a billion years after ...

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 ...

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

The most detailed glimpse yet of a doomed star hidden in dust before it exploded has been captured by astronomers. Using NASA’s James Webb Space Telescope (JWST), an international team identified a ...