PTF14hls is a star that refuses to follow the rules. Discovered in September 2014, it was supposed to be a typical supernova -explode once, dim in about 100 days, leave behind a neutron star or black ...

A strange cosmic blast that lit up the sky in two distinct acts is forcing astronomers to rethink how stars live and die. The event, tagged AT2025ulz, appears to be the first known case where a ...

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

A Northwestern University-led team of astronomers has captured the most detailed glimpse yet of a doomed star before it exploded. Using NASA's James Webb Space Telescope (JWST), the international team ...

An exploding star may have sent cosmic shrapnel flying to hit Earth 10 million years ago, and astronomers have now narrowed down the most likely culprits behind this interstellar incident. Earlier ...