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

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The explosion (circled in ...

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 ...

This video zooms in on the gamma-ray burst GRB 250702B. It combines images taken with different telescopes at different times and various wavelengths. The journey begins with a wide-field view of the ...

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 ...

An artistic illustration of the magnetar and the gamma-ray burst jet in this work (Illustration: Yuja Tian and Yuting Wu, Nanjing Zhijiao Cloud Intelligent Technology Co., Ltd.; Scientific concept ...