For the first time ever, astronomers have found two sibling stars that each exploded as supernovas, gaining a new view of these epochal cosmic cataclysms

For the first time ever, astronomers have found two sibling stars that each exploded as supernovas, gaining a new view of these epochal cosmic cataclysms

The Jellyfish Nebula, one of the best-studied supernova remnants in our galaxy, may have been hiding a sibling this whole time.