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 ...

In an unprecedented astronomical event, scientists are left astounded by the mysterious disappearance of a star without the expected explosive finale. Typically, stars end their life cycle in a ...

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 ...