NASAさんのインスタグラム写真 - (NASAInstagram)「Teamwork makes the dream work 🤝⁣ ⁣ Astronauts Christina Koch (@astro_christina) and Jessica Meir (@astro_jessica) work together outside the International Space Station to move a large battery during a Jan. 15 spacewalk, in this image captured by their crewmate Luca Parmitano of @europeanspaceagency.⁣ ⁣ The two NASA astronauts successfully replaced nickel-hydrogen batteries with newer, more powerful lithium-ion batteries for the power channel on one pair of the station’s solar arrays. Meir and Koch are scheduled to venture outside again Monday, Jan. 20, for the final spacewalk to complete an upgrade of the station's power systems.⁣ ⁣ Image Credit: ESA/NASA⁣ ⁣ #nasa #spacewalk #astronaut #teamwork」1月18日 7時51分