China Spacesat(SH:600118) Yang Guang Wang·2025-07-15 10:49Core Points - The Tianzhou-9 cargo spacecraft was successfully launched on July 15, 2023, at 5:34 AM from the Wenchang Space Launch Site, marking a significant achievement in China's space missions [2][5] - The mission involved transporting supplies for astronauts, including consumables, propellants, and experimental devices, to support the operation of the Chinese space station [10][14] Launch Details - The Long March 7 Yao-10 rocket, which is 53.1 meters long and weighs approximately 597 tons, successfully lifted the Tianzhou-9 spacecraft into orbit, achieving a near-Earth orbit payload capacity of 14 tons [9] - This launch was the 10th for the Long March 7 rocket and the 20th for the Long March 7 series, showcasing its reliability and advanced capabilities [9] Cargo and Supplies - Tianzhou-9 carried a record load of approximately 6.5 tons of supplies, exceeding previous missions by over 100 kilograms, including astronaut living supplies and scientific experiment materials [10] - The mission also included enhancements to the variety of space food, increasing the total from over 170 to 190 types, and extending the flight food cycle from 7 to 10 days [11] Technological Innovations - The mission featured two experimental payloads: a high-precision distance measurement technology and a new green ionic liquid propulsion technology [11] - The Tianzhou-9 spacecraft utilized a three-hour rapid rendezvous and docking mode, significantly improving efficiency compared to previous methods [15][19] Scientific Research - The mission included 23 scientific experiments across various fields, such as life sciences, material sciences, and fluid physics, involving multiple research institutions and universities [12][13] - Key experiments focused on understanding the effects of microgravity on human health and advancing combustion science in space [13] Future Implications - The successful docking of Tianzhou-9 with the Tianhe core module of the space station represents a critical step in the ongoing development and operation of China's space station [15][17] - The advancements in docking technology and mission planning are expected to enhance future space missions and operational capabilities [19]