A fleet of NASA missions has likely uncovered a collision between two ultradense stars in a tiny galaxy buried in a huge stream of gas. Astronomers have never seen this type of explosive event in an ...

NASA has detected a precursor or progenitor to a supernova for the first time – and it's all thanks to old photos.

A Northwestern University-led team of astronomers used NASA’s James Webb Space Telescope to discover a former star that ...

Jan. 28, 1986, 7 spacefarers were killed when shuttle Challenger exploded midair after launching from Kennedy Space Center in ...