Shenzhou-21 Crew Completes Second EVA, Approaching 150-Day On-Orbit Milestone
Summary: The Shenzhou-21 crew — Zhang Lu, Wu Fei, and Zhang Hongzhang — has successfully completed their second extravehicular activity (EVA) and continues a packed schedule of science experiments aboard China's Tiangong space station. Post-EVA tasks included spacesuit maintenance and on-orbit storage, along with pharmacokinetic saliva sample collection, combustion science experiment module servicing, and containerless experiment chamber sample cleanup.
Credit: Our Space / CNSA
Mission Progress
Beyond science experiments, the crew conducted a full-system pressure emergency drill, simulating an internal depressurization scenario to further sharpen emergency response and ground-space coordination.
Credit: Our Space / CNSA
For health maintenance, the taikonauts performed abdominal, cardiac, and muscle ultrasound exams, bone density measurements, maximum isometric muscle strength tests, and hearing tests, while maintaining regular exercise using the space treadmill and other equipment.
Credit: Our Space / CNSA
The Shenzhou-21 crew is approaching the 150-day on-orbit milestone, with further activities planned in the weeks ahead.