High-energy surprises found in 'constant' Crab Nebula (w/ Video)

Thursday, January 13, 2011 - 12:03 in Astronomy & Space

(PhysOrg.com) -- The combined data from several NASA satellites has astonished astronomers by revealing unexpected changes in X-ray emission from the Crab Nebula, once thought to be the steadiest high-energy source in the sky.

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