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

A double explosion, in which a dying star split, then recombined, may be a long-hypothesized but never-before-seen "superkilonova." ...

In a strange turn of events, a supernova birthed twin baby neutron stars that merged to make a powerful kilonova.

Astronomers may have discovered the first example of an explosive cosmic event called a "superkilonova," in the form of a ...

A mysterious cosmic explosion linked to gravitational waves may reveal a previously unknown type of supernova event - a ...

Researchers are studying a rare double star explosion that could change how we understand space events. Astronomers may have seen a space event that has never been clearly confirmed before. It is ...