The James Webb Space Telescope has pushed the cosmic frontier back to a time when the universe was still in its infancy, ...

The light of the oldest supernova ever seen, dating back 13 billion years to just 730 million years after the Big Bang, has ...

The James Webb Space Telescope has confirmed the oldest supernova ever observed, linked to GRB 250314A just 730 million years ...

The Webb space telescope observed a supernova that took place when the universe was 730 million years old, setting a new ...

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years ...

A faint, tiny flash of red light glimpsed at the Cosmic Dawn more than 13 billion years ago has smashed the record for the ...

For years, scientists thought they understand what happens when stars explode. New earliest-ever mages of supernova events ...

The space agency said supernovas typically brighten rapidly over a period of several weeks before they slowly start to dim. This example, however, took months to ...

Astronomers from Texas have witnessed the moment a star's surface is torn apart by a supernova, becoming oblong in the process and producing more light than the entire galaxy for an instant.

What can imaging supernovae (plural for supernova) explosions teach astronomers about their behavior and physical ...

On April 10, 2024, the Asteroid Terrestrial-impact Last Alert System (ATLAS) detected first light from an explosion of a massive star with roughly 12 to 15 times the sun’s mass. Just 26 hours later, ...