Fermi Telescope Closes on Source of Cosmic Rays (w/ Video)
Tuesday, February 16, 2010 - 15:35
in Astronomy & Space
(PhysOrg.com) -- New images from NASA's Fermi Gamma-ray Space Telescope show where supernova remnants emit radiation a billion times more energetic than visible light. The images bring astronomers a step closer to understanding the source of some of the universe's most energetic particles -- cosmic rays.