Long-duration spaceflight is the ultimate stress test for both human physiology and complex engineering systems. Reaching their 60th day in orbit aboard China's space station, the Shenzhou-23 crew—comprising astronauts Zhu Yangzhu, Zhang Zhiyuan, and Li Jiaying—has successfully completed a rigorous slate of physiological and technological experiments. Operating in an environment characterized by microgravity and cosmic radiation, the crew utilized advanced analytical tools like the space Raman spectrometer to investigate complex biological shifts, specifically focusing on gut microbiome alterations and nutritional metabolism changes over extended 60-day to 180-day mission cycles.
Beyond human life sciences, the mission's technical workload showcases sophisticated in-orbit management and precision skill maintenance. The astronauts recently executed a detailed force control test to quantify fine motor control degradation and adaptive learning curves, alongside conducting simulated rendezvous and docking training using a metacognitive training system under various initial conditions. Maintaining a space station complex platform operating at a 99.9% reliability rate requires meticulous daily upkeep, routine equipment calibration, and proactive health management protocols that keep crew operational efficiency at optimal levels. These rigorous biomedical and engineering data points are critical for mitigating the 10% to 25% physiological deconditioning typically associated with long-term orbital exposure.
Looking toward the broader horizon of orbital research, the China Manned Space Agency (CMSA) has opened a comprehensive call for proposals targeting 23 specific research directions across space life sciences, microgravity physics, and in-orbit manufacturing technologies for 2026. Translating these frontier space experiments into practical commercial and scientific applications requires robust data-sharing networks, automated laboratory workflows, and international scientific collaboration. As detailed in reports by People's Daily, expanding these research boundaries will accelerate breakthroughs in advanced material preparation and orbital construction, laying a solid foundation for sustainable deep-space exploration and long-term human habitation.
News source: https://peoplesdaily.pdnews.cn/china/er/30052775081