Astronomers glimpse infrastructure of Gamma-ray burst jets

Last Updated: Thursday, December 5, 2013, 16:06

Astronomers have used observations from a novel instrument to look at magnetic fields at the heart of gamma-ray bursts, the most energetic explosions in the universe.

Dying supergiant stars behind gamma-ray bursts

Last Updated: Wednesday, April 17, 2013, 12:17

Two international teams of astronomers studying long-lasting gamma-ray bursts (GRBs) have concluded that they likely arose from the catastrophic death of supergiant stars hundreds of times larger than the Sun.