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Date: 2006-08-09 23:10:18Light sources Space plasmas Supernovae Stellar evolution Space telescopes Supernova Gamma-ray burst Fermi Gamma-ray Space Telescope Search for extraterrestrial intelligence Astronomy Physics Space | Section V, Paper 4 How Old Is ET? Ray P. Norris CSIRO Australia Telescope National FacilityAdd to Reading ListSource URL: ieti.orgDownload Document from Source WebsiteFile Size: 54,54 KBShare Document on Facebook |