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

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 ...

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

In the run up to Christmas, carols fill the air. Many have an astronomical twist, singing of the "Christmas Star" from the ...

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

Earlier this year, a powerful gamma-ray burst traveled through space from a very distant source in the cosmos. The explosion was traced back to the early universe, just millions of years after the Big ...

Webb’s sensitive infrared observations helped in detecting and distinguishing the fading light of the explosion from its ...

NASA has released its longest-ever time-lapse from the Chandra X-ray Observatory, capturing the expanding remains of Kepler’s Supernova, one of the most powerful stellar explosions ever witnessed by ...

Researchers found evidence that a companion star may be influencing Betelgeuse, explaining why the star’s brightness changes ...

Astronomers may have discovered a never-before-seen cosmic explosion that effectively combines a supernova with a kilonova—the blast that results when two dead, dense stars collide. When massive stars ...

James Webb Space Telescope captured the light of a dying star, supernova GRB 250314A, from when the universe was only 730 ...