Astronauts on the International Space Station have a number of exercise options, including a mechanical bicycle bolted to the floor, a weightlifting machine strapped to the wall, and a strap-down ...
A long-standing science fiction concept for space travel is to create artificial gravity aboard the spacecraft to create a more suitable environment for astronauts. Artificial gravity in sci-fi movies ...
Earlier artificial-gravity designs revealed critical weaknesses. Nautilus-X, for example, relied on a rotating torus connected to a central corridor by a single passage. If that connection failed, ...
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