Astronomers have found a blast of gamma rays from space that seems to have been caused by two stellar corpses smashing together in a way that’s never been seen before
Artist’s impression of a gamma-ray burst that may have come from dead stars crashing into each otherA strange flash of gamma rays from space is upending our ideas on stellar collisions. This gamma ray burst seems to have come from two stars smashing together near the centre of an old galaxy, a vastly different origin from other events like it.
The one in question, called GRB191019A, was a long GRB, but nevertheless seems to have come from two dead stars, or possibly a star and a black hole, colliding.at Northwestern University in Illinois and her colleagues used data from six observatories to dig into the details of powerful blast, which occurred in 2019 and lasted a little over one minute. They found that the burst came from close to the centre of a galaxy about 3.
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