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

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

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

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

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 ...

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 ...

The next time you use your phone, you should raise your eyes to the skies and say thanks to ... a dying star. More specifically, you should thank the explosions that happen on a class of celestial ...

XRISM’s high-precision X-ray data revealed unusually strong signatures of chlorine and potassium inside the Cassiopeia A supernova remnant. These levels are far higher than theoretical models ...