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Space.com on MSNBoeing Starliner astronauts heading back to Earth on March 18 after 9 months in space: Watch it liveButch Wilmore, Suni Williams and their two crewmates will depart the International Space Station at 1:05 a.m. ET on Tuesday ...
Beyond aging, space travel triggers other biological changes. NASA’s famous twins study compared astronaut Scott Kelly, who ...
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