The Space Elevator

A space elevator is a hypothetical megastructure capable of transporting material from Earth—or another celestial body—into space without the use of rockets. The concept was first conceived by Russian inventor Konstantin Tsiolkovsky in 1895. Many of today’s proposed designs incorporate tensile towers built out of advanced materials like carbon nanotubes, which are very strong and lightweight. By 1978, technology had advanced enough that working space elevators could have been constructed where?

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