This image provided by NASA's Goddard Space Flight Center shows an artists rendering on how a gamma ray burst occurs with a massive star collapsing and creating a black hole and beaming out focused ... more 
This image provided by NASA's Goddard Space Flight Center shows an artists rendering on how a gamma ray burst occurs with a massive star collapsing and creating a black hole and beaming out focused and deadly light and radiation bursts. Astronomers and space telescopes in April 2013 saw the biggest and brightest cosmic explosion ever witnessed, a large gamma ray burst. (AP Photo/NASA Goddard Space Flight Center) less 
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Associated Press | Photo By NASA Goddard Space Flight Center
Thu, Nov 21, 2013 3:47 PM EST