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Contact: J.D. Harrington
NASA/Goddard Space Flight Center

2 Supernova Remnants Accelerate Protons to Near the Speed of Light

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Caption: The husks of exploded stars give rise to some of the fastest particles in the cosmos. New findings by NASA's Fermi show that two supernova remnants accelerate protons to near the speed of light. These protons interact with nearby interstellar gas clouds, which then emit gamma rays.

Credit: NASA's Goddard Space Flight Center

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Related news release: NASA's Fermi proves supernova remnants produce cosmic rays

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