NASA astronaut Michael Barratt (foreground), STS-133 mission specialist; and Scott Kelly, Expedition 26 commander, perform maintenance on the Carbon Dioxide Removal Assembly (CDRA) in the Air Revitalization 2 (AR2) rack in the Node 3 of the International Space Station while space shuttle Discovery remains docked with the station.
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Taken in
Space
Author
NASA
Description
NASA astronaut Michael Barratt (foreground), STS-133 mission specialist; and Scott Kelly, Expedition 26 commander, perform maintenance on the Carbon Dioxide Removal Assembly (CDRA) in the Air Revitalization 2 (AR2) rack in the Node 3 of the International Space Station while space shuttle Discovery remains docked with the station.