An unexpected deep-sea deposit may be the smoking gun from a nearby star that exploded as a supernova in the relatively ...

The result is a rare before-and-after look at a dying star. The supernova, called SN 2025pht, came from a red supergiant, one of the largest types of stars in the universe. It was roughly 40 million ...

For the first time, astronomers have used NASA’s James Webb Space Telescope (JWST) to get a clear look at a giant star right ...