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Elevator Up, Please!


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Space travel is dangerous and expensive, but it doesn't have to be. Find out about an alternative way to reach orbit that is rapidly becoming feasible and may eventually change how we view our world.

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Elevator Up, Please!

  1. 1. Elevator Up, Please! By David Keener
  2. 2. Space Travel Needs to…• …be safe• …be cheap• …be easily repeatable
  3. 3. Space ElevatorS
  4. 4. Escaping the Gravity Well
  5. 5. Some Background• First concept by Konstantin Tsiolkovsky in 1895• In science journals for years• More serious work from about 1966 onwards• Popularized for a mainstream audience in 1979
  6. 6. • Made of Carbon Nanotubes• 50 times stronger than steel• 1/6 of the weight• A single molecule• Lifters move at about 200mph• Never more than 1G• 8 Days to GEO Orbit
  7. 7. More Details…• Near the equator to avoid coriolis forces• Can get counter-weight from near-Earth asteroids• Cheap, repeatable space travel
  8. 8. CreditsNASA shuttle launch photo The Fountains of Paradise By Arthur C. Clarke Published 1979ET promotional photo The Web Between the Worlds By Charles Sheffield Published 1979 2009/09/08/space-elevator-materials- are-the-key (Mark Prado) and-become-an-interplanetary-civilization