Guide to the Cosmos on Radio Hosted by Dr. Robert Piccioni

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Gamma Ray Astronomy We discuss NASA's newest Great Observatory, the Fermi Gamma Ray Space Telescope, with Dr. Leon Rochester. We'll explore what a gamma ray telescope is, how it works, and what we can learn from the highest energy light the universe produces.  Click here for Broadcast Image #1 Gamma ray detector Image #2 Sketch of gamma ray detection scheme Image #3 Computer display of an actual event showing the reconstructed gamma direction in yellow   Image #4 The Fermi Gamma-ray Space Telescope sitting atop its Delta-II Heavy rocket, with half the fairing in place. Image #5 Launch of Fermi Gamma Ray Space Telescope June 11, 2008 Image #6 Whole sky as seen in gamma rays. Our galaxy runs across the equator.