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gamma-ray bursts |
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gamma-ray bursts [′gam·ə ‚rā ‚bərsts] (astronomy) Intense blasts of soft gamma rays of unknown origin, which range in duration from a tenth of a second to tens of seconds and occur several times a year from sources widely distributed over the sky. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Bromm and Loeb calculate that the first 15 percent of stars that formed in the cosmos could be responsible for a significant fraction of all gamma ray bursts that may be observed from Earth. The instruments will study cosmic phenomena such as gamma ray bursts, neutron stars, supernova remnants and distant galaxies fueled by super massive black holes at their centers. Cosmic gamma ray bursts appear to originate in the proximity of neutron stars, but the sources have never been pinned down," says Gerald H. |
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