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Astronomy -- Selected Internet Resources - Selected Internet Resources -- Astronomy. Science Reference Services; Science Reference Section; Library of Congress [U.S. Library of Congress (LOC)]


Cosmology from Ancient Greece to Today - Webcast - Michelle Thaller, astrobiologist and assistant director for science communication at NASA Goddard Space Flight Center. According to Thaller, ancient Greeks had sophisticated, gear-controlled astronomical computers, which remained unrivaled in accuracy and complexity until the 18th century. With the advent of space-based observatories and supercomputers, the Earth’s position has been mapped relative to millions of other galaxies covering billions of light years. [U.S. Library of Congress (LOC)]


NTRS (NASA Technical Reports Server) - Search for reports, journal articles, and conference proceedings [National Aeronautics and Space Administration (NASA)]