Gamma-ray bursts are the universe’s ultimate flash in the pan. In a fraction of a second, they can violently release more energy than our Sun will emit over its entire ten-billion-year lifespan.

Astronomers have spotted a bizarre cosmic explosion that refuses to play by the rules—and it’s leaving scientists scrambling for answers. GRB 250702B, detected by NASA’s James Webb Space Telescope and ...

Images of the space around the sun show the comet approaching the star intact—but only a shower of debris came the other side ...