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Shenzhou-23 will carry a diverse scientific payload slate highlighting cross-border collaboration and technology maturation. Hong Kong Science and Technology University’s Tianyun camera—Hong Kong’s first science instrument for China’s space station—arrived earlier on Tianzhou-10 and will be installed and operated in orbit by Hong Kong astronaut Lee Ka-ying to map CO2 and methane point sources from ~400 km, aiding emissions monitoring. Alongside Tianyun, the mission includes China’s first dynamic in-orbit perovskite solar-cell endurance tests, exposing samples to radiation, atomic oxygen and thermal cycling to trace degradation and failure modes. Together the experiments advance environmental monitoring, space-rated PV technology and future lunar and deep-space power systems.
The Shenzhou-23 mission demonstrates cross-jurisdiction scientific collaboration and in-orbit technology maturation that affect space operations, Earth observation and power systems development. Tech professionals should note implications for sensor data sources, space-qualified PV materials, and future mission power architectures.
Dossier last updated: 2026-05-25 09:11:18
China launched the Shenzhou-23 crewed spacecraft on May 24; it carried nine space experiments weighing 54.1 kg including multigenerational rice cultivation and perovskite solar-cell tests. The Chinese Academy of Sciences’ Space Application Center coordinated experiments spanning space biology and materials: two-generation on-orbit rice growth to study genetic stability and discover useful genes; liver-cell lipid-metabolism studies; nanozyme synthesis/protection tests; actinomycete phenotype/genetics exposure; and DNA methylation analyses after radiation and microgravity. Notably, Shenzhou-23 will run the first dynamic on-orbit service tests of single-junction and tandem perovskite solar cells on the China Space Station to measure degradation under UV, particle radiation, atomic oxygen and temperature cycling—data aimed at space photovoltaics for LEO satellites, deep-space probes and lunar bases.
China will launch Shenzhou-23 on May 24, carrying Hong Kong’s first astronaut Leung Ka-ying, who will operate the “Tianyun Camera,” a scientific payload led by the Hong Kong University of Science and Technology. The Tianyun Camera is designed for precise on-orbit detection of global greenhouse gas emission sources; HKUST’s Space Science and Technology Institute director Su Hui described the handover and astronaut training as a milestone for Hong Kong-led space research. Project staff trained Leung on installation and in-orbit operation; once aboard the space station she will run the instrument. The mission demonstrates Hong Kong’s capability to develop and operate spaceborne science payloads and advances climate-monitoring technology from space.
Hong Kong Science and Technology University's 'Tianyun Camera', led by HKUST and described as the first Hong Kong scientific payload on China's space station, will be operated in orbit by Hong Kong astronaut Lee Ka-ying after the Shenzhou-23 launch. The instrument — a compact, high-resolution sensor for co-detecting CO2 and methane point sources from ~400 km — arrived earlier on Tianzhou-10. Project head Su Hui called the astronaut operating a Hong Kong-developed payload a milestone; HKUST trained Lee on installation and operation. The two-year collaborative development with mainland research institutes aims to precisely locate and quantify greenhouse-gas emitters, showcasing cross-border scientific integration.
China will run the first dynamic in-orbit test of perovskite solar cells aboard its space station, flown on the Shenzhou-23 mission with nine experiments totaling about 54 kg. The experiment will expose perovskite photovoltaic samples to space conditions—spectral variation, high-energy particle radiation, atomic oxygen, and thermal cycling—to track efficiency degradation and failure modes in real extreme environments. Results aim to advance high-efficiency, high specific-power, low-cost flexible space PV technologies and support power systems for LEO satellites, deep-space probes, lunar bases, and in‑situ space manufacturing. The campaign could inform materials resilience and design choices for future space and planetary surface power systems.