Astronomers have discovered a third type of gamma ray burst that - TopicsExpress



          

Astronomers have discovered a third type of gamma ray burst that lasts hours, instead of minutes or seconds. They likely originate from the collapse of blue supergiant stars, which are as wide as Jupiter’s orbit, and the light generated can be seen an astonishing 7 billion light years away. This picture depicts a blue supergiant, nearly 1000 times the width of the sun, which is to scale next to it. More info: slate.me/11N4QB2
Posted on: Sat, 22 Mar 2014 05:20:36 +0000

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