NASA’s Swift spacecraft has detected its 1,000th gamma-ray burst (GRB). GRBs are the most powerful explosions in the universe, typically associated with the collapse of a massive star and the birth of ...

In its first five years in orbit, NASA’s Swift satellite has given astronomers more than they could have hoped for. Its discoveries range from a nearby nascent supernova to a blast so far away that it ...

NASA's orbiting gamma ray mission has spent eight years collecting incidental X-ray data, and now scientists think the know what it means. Share on Facebook (opens in a new window) Share on X (opens ...

Watch an animation of a black hole shooting jets of particles through a "collapsing star at nearly the speed of light" and ...

Neil Gehrels, chief, Astroparticle Physics Laboratory, NASA/Goddard Space Flight Center, is principal investigator for the SWIFT gamma-ray burst MIDEX mission. The SWIFT Explorer is an astronomical ...

"The gamma-ray burst traveled through intergalactic space at the speed of light for eleven billion years, during which time the Sun and the planets were born." — Timothy Ferris, in the film version of ...

Hundreds of gamma-ray bursts (GRBs) have been recorded as part of an enormous global effort so extensive it "rivals the catalogue of deep-sky objects created by Messier 250 years ago", astronomers say ...