我国首次完成液体火箭发动机“九机并联”试车

Core Viewpoint - The successful test of the Zhuque-3 reusable launch vehicle's first-stage propulsion system marks significant progress in its development, indicating readiness for its maiden flight later this year [1] Group 1: Technical Achievements - The Zhuque-3 rocket completed a successful engine test with a total thrust exceeding 750 tons during a 40-second test period, which included thrust adjustment and engine gimbal tests [1] - The rocket features a first-stage reusable capability and is powered by a large liquid oxygen-methane engine, with a takeoff weight of approximately 570 tons and a length of about 66 meters [1] Group 2: Operational Capabilities - The Zhuque-3 has a payload capacity of no less than 18.3 tons, designed to support high-density satellite internet deployment, large communication satellite launches, and various spacecraft missions [1]