Connection found between supernova shock waves, cosmic rays

02/14/2013 | Space.com

Research on a supernova observed in 1006 A.D. has revealed that such explosions cause shock waves that are responsible for creating cosmic rays, according to two separate studies published in the journal Science. Both studies offered evidence that "suprathermal" protons in supernova shock waves serve as the seed for creating cosmic rays. "Supernova remnants are thought to be laboratories for producing cosmic rays," said Sladjana Nikolić, an astrophysicist and lead author of one of the studies.

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