Following a stint in space as short as a few weeks, astronauts can develop measurable changes in the very shape of their ...
Indian astronaut Shubhanshu Shukla and his fellow crewmembers conducted over 60 scientific experiments during their 18-day stay aboard the International Space Station (ISS) as part of the Axiom-4 ...
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Share on Pinterest Apollo 11 Command Module Pilot Michael Collins during simulator training at Marshall Space Flight Center, in Huntsville, AL, June 19, 1969. PhotoQuest/Getty Images Since the Apollo ...