NASA astronaut Mike Fossum, Expedition 29 commander, works with the Ultrasound 2 (USND-2) unit in front of the Human Research Facility 1 (HRF-1) rack in the Columbus laboratory of the International Space Station.
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Taken in
Space
Author
NASA
Description
NASA astronaut Mike Fossum, Expedition 29 commander, works with the Ultrasound 2 (USND-2) unit in front of the Human Research Facility 1 (HRF-1) rack in the Columbus laboratory of the International Space Station.