NASA astronaut Anne McClain processes bacteria samples for viewing inside a 3D imaging microscope

NASA astronaut Nichole Ayers verifies the functionality and replaces hardware on the Exploration Potable Water Dispenser

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JAXA astronaut Takuya Onishi services hardware that promotes physical science and crystalization research

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GEMINI-TITAN (GT)-10 (RECOVERY) - ASTRONAUT JOHN W. YOUNG - MISC. - ATLANTIC

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OFFICIAL PORTRAIT - MERCURY-REDSTONE (MR)-3 PILOT - ASTRONAUT SHEPARD, ALAN B., JR.

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NASA astronaut Jonny Kim removes a cryogenic storage unit containing frozen protein crystal samples

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NASA astronaut Chris Williams unpacks computer hardware that supports new exercise gear

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Astronauts Chris Williams and Jessica Meir work on the European Enhanced Exploration Exercise Device

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Astronauts Jack Hathaway and Chris Williams prepare the NanoRacks External Platform carrying three scientific payloads

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Astronaut Sophie Adenot processing blood stem cell samples inside the Kibo laboratory module

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Astronauts Jessica Meir and Chris Williams work together inside the Columbus laboratory module

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Astronaut Jack Hathaway installs the NanoRacks External Platform carrying three scientific payloads

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Astronaut Jessica Meir processes samples of heart stem cells and bacteria that cause pneumonia

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NASA astronaut Jessica Meir inspects sensitive fiber cables inside the Cold Atom Lab

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NASA astronaut Jessica Meir configures research gear inside the Microgravity Science Glovebox

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ESA astronaut Sophie Adenot works inside the Kibo laboratory module's Life Science Glovebox

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NASA astronaut Jack Hathathe way prepares to open SpaceX Dragon cargo spacecraft's hatch

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ESA astronaut Sophie Adenot prepares to install new research hardware in the BioLab facility

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NASA astronaut Jessica Meir prepares blood‑making cell samples inside the Life Science Glovebox

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NASA astronauts Jessica Meir and Jack Hathaway unpack temperature‑controlled scientific samples

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NASA astronaut Chris Williams activates sample‑containing tubes for student‑designed experiments

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NASA astronaut Jessica Meir nourishes stem cell samples inside the Kibo laboratory module

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NASA astronauts Jessica Meir and Jack Hathaway unpack temperature‑controlled scientific samples

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NASA astronaut Jack Hathaway installs research hardware inside a Powered Ascent Utility Locker

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NASA astronaut Jessica Meir processes stem cell samples inside the Life Science Glovebox

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