The telescope captured near-infrared light from one of the earliest stars seen to explode in the history of the universe.

The longest gamma-ray burst ever recorded did not behave like a quick cosmic flash. Instead, it burned across the sky for ...

A stronomers using the JWST have traced the source of a long-duration gamma-ray burst back to a supernova that exploded ...

Astronomers spend careers watching stars collapse and explode, but an eruption spotted in July pushed beyond anything seen ...

The Webb space telescope observed a supernova that took place when the universe was 730 million years old, setting a new ...

NASA’s Fermi telescope detected a record-breaking gamma-ray burst lasting nearly seven hours. The unusual, multi-pulse ...

NASA says that a stellar-mass black hole tore a star apart which created an unusually long-lasting gamma ray burst that has ...

The longest gamma-ray burst ever observed has UNC Chapel Hill astronomers questioning the very nature of these cosmic ...

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

A faint, ancient flash of light detected by the James Webb Space Telescope (JWST) has broken the record for the most distant ...

Most scientists agree the prolonged flash likely occurred when a black hole ate a star, but two other ideas can't be ruled ...

A seven-hour gamma-ray burst, GRB 250702B, stuns astronomers and hints at powerful new cosmic engines still unknown to science.