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Fuel-Less Space Drive May Actually Work, Says NASA

Fuel-Less Space Drive May Actually Work, Says NASA

Popular Science - By Loren Grush

Travel through space without filling up the gas tank. Whenever NASA’s space shuttle was launched into orbit, it made the trip with the help of a very important tagalong: the external tank. Acting as the shuttle’s “gas tank,” the massive orange chamber housed all of the liquid hydrogen fuel—and …

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