Space Travel
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Christopher Nolan's 'Interstellar' is almost three hours long, and here's why
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Boeing, SpaceX bag lucrative $6.8 billion NASA space taxi contract
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Sleeping in space a big challenge for astronauts
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Cannae microwave thruster system may revolutionize space travel
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NASA acknowledges 'impossible' fuel-less drive may actually work
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3D printing in space could even produce new rocket engines
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Hello, Universe! Voyager 1 officially confirmed to be in interstellar space
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Buzz Aldrin on Reddit AMA: Desolation of moon, colonization of Mars and UFOs
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Smoke on ISS scares astronauts
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Unusual NASA experiment will offer insight into how space travel affects twins
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Boeing shares ambitious dream of new commercial spacecraft (and it looks uber cool)
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Go, jump on a trampoline: Russian deputy PM tells American astronauts following U.S. sanctions
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