国際宇宙ステーションのインスタグラム(iss) - 7月3日 00時40分

NASA astronaut and Expedition 63 Flight Engineer Bob Behnken works during a six-hour and one-minute spacewalk on July 1, 2020, to swap an aging nickel-hydrogen battery for a new lithium-ion battery on the International Space Station's Starboard-6 truss structure. #nasa #astronaut #suit #spacesuit #walk #spacewalk #international #space #station#

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• NASA
• nasaastronauts