Sky Survey of Gamma Ray Sources Reveals Galactic Energy Bubbles
Reposted from: Phys.org | by Brian Koberlein, One Universe At A Time
This artist’s representation shows the Fermi bubbles towering above and below the galaxy. Credit: NASA’s Goddard Space Flight Center
Yesterday I talked about the Fermi gamma ray telescope, and how it allowed us to make much more precise observations of gamma rays in the universe. Part of the purpose of the Fermi telescope is to observe gamma ray bursts, but its broader purpose is to make a sky survey of gamma ray sources in the universe. Already it has found something quite interesting.
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