SpaceX launched a test rocket last November that managed to explode twice in the air. That sort of event doesn't happen every day, so it gave geophysicists a chance to see what exactly that kind of ...

In a stunning first-ever image, astronomers have seen a star that died by exploding twice. They pointed the European Southern Observatory's (ESO) Very Large Telescope (VLT) at supernova SNR 0509-67.5, ...

Black holes are dark, menacing objects with gravity so intense that not even light can escape, so you don’t want to mess with them. A recent discovery of one of the strangest supernovas ever observed ...