Astronaut Butch Wilmore installs the European Enhanced Exploration Exercise Device

The Axiom Mission 4 private astronauts gather inside the International Space Station

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NASA astronaut gives a “thumbs up” while holding a spacesuit camera

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NASA astronaut Mike Fincke replaces thermal tape on a spacesuit camera

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Astronaut Anne McClain hardware maintenance tasks inside the Kibo laboratory module

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Astronauts Gardner and Allen bringing Westar VI satellite into payload bay

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NASA astronaut Jonny Kim prepares to open the hatch to the Cygnus XL spacecraft

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Astronauts Nick Hague and Butch Wilmore explore the potential of biomanufacturing in space

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NASA astronaut Jonny Kim tests space-to-ground robotic controlling methods

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Astronaut Nick Hague Attends Joint Base Andrews Air Show

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STS-133 crew training with replacement astronaut Steve Bowen

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SSATA Crew Training and EMU Verification for STS-135 astronaut Rex Walheim

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NASA astronauts Jessica Meir and Chris Williams collect frozen research samples

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Astronaut Suni Williams wears a pirate's eye patch in celebration of Halloween

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Documentation of Last KSC Astronaut Closeout Crew Training for Space Shuttle Program.

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Astronauts Michael Foale and Jerry Linenger training with Russian Orlan suit

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Astronaut Nichole Ayers inserts blood samples into a science freezer

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Astronaut Butch Wilmore installs the European Enhanced Exploration Exercise Device

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Astronaut Nick Hague in the vestibule between the space station and the Dragon cargo spacecraft

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NASA astronaut Zena Cardman transfers the Advanced Space Experiment Processor-2

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NASA astronauts Don Pettit and Nichole Ayers work on the NanoRacks External Platform

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STS-112 Preflight EVA Training at the NBL with astronaut Sandra Magnus

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NASA astronauts Jessica Meir and Chris Williams collect frozen research samples

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NASA astronaut Mike Fincke poses for a portrait next to the Microgravity Science Glovebox

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Artist's concept of Skylab 4 astronauts observing Comet Kohoutek

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