NASA International Space Station Expedition 54-55 prime crew members Russian cosmonaut Anton Shkaplerov of Roscosmos (left) and American astronaut Scott Tingle participate in pre-launch final qualification exams at the Gagarin Cosmonaut Training Center November 28, 2017 in Star City, Russia. (photo by Elizabeth Weissinger via Planetpix)

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Size: 5150px × 3428px
Photo credit: © NASA Photo / Alamy / Afripics
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