The basic concept is simple: a satellite in geosynchronous orbit is connected by cable to a stationary or mobile platform somewhere on Earth's equator. An elevator would ride up and down the cable at a fraction of present costs. Many sane and sober people believe that a space elevator will be constructed within this century.
Game | Time | WPM | Accuracy |
---|---|---|---|
261 | 2013-12-12 13:07:45 | 29.66 | 97% |