Astronomers may have discovered the first example of an explosive cosmic event called a "superkilonova," in the form of a gravitational wave signal detected on Aug. 18, 2025.

A massive star may have burst, leaving behind two dense, dead cores, which then collided and caused another explosion ...

A research team led by Caltech may have just discovered the first-ever superkilonova, a cosmic phenomenon in which a star ...

"In science fiction, there are scenes where a beam is fired at something to destroy it, causing an explosion with debris flying back at the shooter. Similar things occur in real astronomical phenomena ...

With help from AI, astronomers have spotted a never-before-seen kind of supernova that seems to have been blowing up just as it was trying to gobble down a black hole. When you purchase through links ...

Scientists using the Chandra X-ray telescope have uncovered new details about the famous supernova remnant Cassiopeia A. When you purchase through links on our site, we may earn an affiliate ...