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Science, engineering, and mathematics — biology, chemistry, physics, astronomy, earth sciences, social sciences, and technology research. A curated gateway to academic and professional scientific resources.
57129 resources
Information on Iridium, Teledesic, Globalstar, Orbcomm, ICO Global, Ellipso, Skybridge and other systems, as well as general information on satellites.
Details of worldwide satellite antenna beam coverage patterns, dish sizes and transmit powers required for two-way broadband access for business users.
News and project information on this geostationary satellite launched in July 2001, its partially successful launch, its positioning and construction.