The James Webb Space Telescope has spotted a stellar explosion from a time when the cosmos was still in its infancy, catching ...

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

One such occasion occurred earlier in 2025, when NASA scientists reported sightings of a supernova that exploded when the universe was just 730 million years old - beating the previous record by over ...

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

Astronomers announce evidence of a rare and unprecedented cosmic event that might represent a new type of violent explosions ...

Astronomers using the James Webb Space Telescope report that a powerful gamma-ray burst detected in March may have been produced by the explosion of a massive star just 730 million years after the Big ...