Jan 14 1992
From The Space Library
Dr. Carl Fichtel, principal investigator for the Energetic Gamma Ray Experiment Telescope (EGRET), announced that NASA's Compton Gamma Ray Observatory' found three new gamma-ray quasars, detected more than 200 cosmic gamma ray bursts, and captured the best ever observation of the glow of gamma radiation from the disk of the Milky Way galaxy. The Compton Observatory, built by TRW Inc., Redondo Beach, California, is the second of NASA's "Great Observatories." The first was the Hubble Space Telescope, launched in April 1990. The Compton Observatory, deployed April 7, 1991, from the Space Shuttle Atlantis, orbits Earth at an altitude of 268 by 262 miles. (NASA Release 92-6)
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