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.

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

Twinkle, twinkle, little star. How I wonder what you, wait a minute, why are you twinkling so much? Um, guys, that's no ...

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

A massive star may have burst, leaving behind two dense, dead cores, which then collided and caused another explosion ...

A team of astronomers believe they’ve witnessed a star split in half before merging back together again, triggering an ...

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.

A research team led by Caltech may have just discovered the first-ever superkilonova, a cosmic phenomenon in which a star ...

An international team of astronomers has conducted optical and near-infrared observations of a supernova designated SN ...

JWST detects supernova from 730M years after Big Bang, offering rare glimpse of stars in early universe. The event offers scientists a rare glimpse into the final moments of massive stars.

A dozen luminous blue outbursts were thought to be unusual supernovae. A new outburst, the brightest yet, suggests it's ...