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

China’s Einstein Probe has detected an event suspected to be the first recorded instance of a black hole devouring a white dwarf.

Add Yahoo as a preferred source to see more of our stories on Google. Astronomers have witnessed a cosmic explosion that emitted as much energy as 400 billion suns. The event, which has been nicknamed ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. The final stage of a superkilonova. (Caltech/K. Miller and R. Hurt (IPAC)) Astronomers may have discovered a never-before-seen ...

Astronomers have spotted the longest gamma-ray burst ever seen, a cosmic explosion that lasted seven hours — and they determined it could be the work of a black hole destroying a star. Gamma-ray ...

Scientists may have to rethink their playbook for studying gamma-ray bursts, the most powerful known cosmic explosions, after a blast detected in July set a new record by firing energetic jets for ...

A space explosion detected this summer burned for days on end, making it the longest and most unusual gamma-ray burst ever seen. Gamma-ray bursts are the universe’s most powerful explosions. They ...