A Russian cosmonaut who holds the world record for the longest time spent in space for one trip revealed why he refused help ...
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Smithsonian Magazine on MSNTwo Trailblazing Spacewalks in 1965 Opened the Door to Decades of Astronauts Pushing the Limits of Their CapabilitiesSince those early steps, extravehicular activity has helped provide the solutions to many problems that astronauts face in ...
The US Space Force's secretive X-37B spacecraft has returned to Earth after spending 434 days in orbit conducting mysterious ...
NASA astronauts Butch Wilmore's and Suni Williams's eight-day mission lasted nine months. How did they adjust?
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