NASA astronaut

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Watch a NASA astronaut and 2 cosmonauts return to Earth after 1 year in space on Sept. 27

NASA astronaut assigned to International Space Station mission with Russia, Belarus

NASA Astronaut, Crewmates Reach Space Station for Science Expedition

NASA astronaut, two cosmonauts set for Friday launch to space station

'It's been an incredible challenge:' NASA astronaut tells all on setting new record for longest US spaceflight (video)