When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Caltech/K. Miller and R. Hurt (IPAC) Astronomers may have discovered the first example of ...

Few spectacles in space are as phenomenal as supernovae, but a "superkilonova" may give them a run for their money. This type of cosmic outburst is thought to arise when a supernova cascades into a ...

A strange flash in a distant galaxy first looked like a familiar kind of stellar wreckage, the radioactive afterglow of colliding neutron stars known as a kilonova. Then it brightened again, shifted ...