This screen image captured at Beijing Aerospace Control Center on Dec. 9, 2025 shows Shenzhou-21 astronauts performing extravehicular activities outside China's orbiting space station. (Xinhua/Liu Yi)

BEIJING, Dec. 9 (Xinhua) -- The Shenzhou-21 crew aboard China's orbiting space station completed their mission's first series of extravehicular activities on Tuesday, according to the China Manned Space Agency.