China’s Tiangong space station just got some more protection against debris strikes. Two astronauts from the three-person Shenzhou 20 mission installed additional shielding on Tiangong during a six-hour spacewalk on Friday (Sept. 26), according to the state-run broadcaster CCTV. It was the fourth spacewalk of the Shenzhou 20 mission, which arrived at Tiangong on April 24. You may like A …
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