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In 1994, Hans Bloemen of the Space Research Organization in Utrecht, the Netherlands, and his colleagues used a telescope aboard the Compton Gamma Ray Observatory (GRO) to analyze a series of broad emission lines from the Orion molecular cloud complex, the nearest stellar nursery to Earth (SN: 2/4/95, p. The discovery of an atomic hydrogen atmosphere surrounding the Orion molecular cloud provides important information about the early stages of star formation and the details of molecular cloud evolution, the researchers say. |
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