PHOTO DATE: 10-27-09 LOCATION: Bldg 9NW, ISS Mockup SUBJECT: Expedition 23 astronaut Tracy Caldwell during Regenerative ECLSS training with instructor Cindy Koester.
Size: 3072px × 2044px
Photo credit: © NASA/piemags / Alamy / Afripics
License: Licensed
Model Released: No
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