The Shenzhou-21 crew replaced experimental samples in materials science experiments.
The Shenzhou-21 crew underwent fingerstick blood tests, and the resulting data helps ground personnel monitor their health.
China’s human spaceflight agency said Shenzhou-21 astronauts Zhang Lu and Wu Fei completed a 7-hour extravehicular activity at 1135 UTC on March 16, 2026.
The Shenzhou-21 crew maintained the motors of the sample handling mechanism.
The Shenzhou-21 crew installed debris protection devices on the China Space Station with robotic arm and ground support.
Shenzhou-21 crew changed experimental samples in the fluid physics experiment cabinet according to the experiment schedule.
The Shenzhou-21 crew used a space Raman spectrometer to detect metabolic components in urine samples for development of a characteristic metabolite indicator system and evaluation criteria.
Shenzhou-21 crew members replaced the sampling cover of the combustion science experiment cabinet as part of microgravity physics work.
Shenzhou-21 taikonauts utilized electroencephalography equipment to gather data for experiments on metacognitive monitoring, deep cognition, and emotional analysis and regulation.
Shenzhou-21 crew conducted regular inspections of the Tiangong Space Station platform and completed environmental monitoring tasks including emergency point testing, temperature measurement, and wind speed measurement.
Shenzhou-21 crew evacuated waste gases from experiment hardware as part of microgravity physics tasks.
Shenzhou-21 taikonauts underwent multiple medical examinations including blood pressure and venous checks, body composition measurements, and exercise-induced cardiopulmonary function tests.
Shenzhou-21 taikonauts Zhang Lu, Wu Fei, and Zhang Hongzhang returned to supporting science experiments onboard the Tiangong Space Station after a short Spring Festival break in mid-February.
Zhang Hongzhang is the Payload Expert for Shenzhou-21 and this mission is his first trip to space.
Wu Fei is the Flight Engineer for Shenzhou-21 and this mission is his first trip into space.
Shenzhou-21 taikonauts used laptops and experimental software to complete tests for projects including trust and coordination mechanisms, human-machine trust in space, and microgravity intuitive physical behavior experiments.
Zhang Lu is the Commander and Pilot of Shenzhou-21 and this mission is his second spaceflight.
The Shenzhou-21 crew used a traditional Chinese medicine diagnostic instrument to collect health data for ground-based researchers.
Zhang Lu, Wu Fei, and Zhang Hongzhang were onboard the Tiangong Space Station as the Shenzhou-21 crew.
The Tiangong Space Station’s hot air oven (air fryer) baked a batch of cakes for the Shenzhou-21 crew.