Red Alert: Massive stars sound warning they are about to go supernova

Explosion Imminent: Massive Stars Sound Warning They Are About To Go Supernova

Galileo confirmed as author of pseudonymous 17th century astronomy text | It's a biting rebuttal to a philosopher's ideas about the 1604 supernova ("stella nova").

A Gamma-Ray Burst (GRB) occurs when a very supermassive star collapses at the end of its life, creating a supernova. And it looks like astronomers have spotted one of the closest ones EVER detected this weekend!