21st Century Space Elevators - Advanced Earth-Space Infrastructure: NASA Report on Technology, Plans, Concepts, Materials, Environmental and Safety Issues    by Progressive Management
Price: $9.99 USD. 30960 words. Published on January 4, 2011. .
NASA workshop on space elevators based on the findings from the Advanced Space Infrastructure Workshop on Geostationary Orbiting Tether “Space Elevator” Concepts. A space elevator is a physical connection from the surface of the Earth to a geostationary Earth orbit (GEO) above the Earth 35,786 km in altitude.