[Stacking 9 satellites into orbit, the world's largest solid rocket Gravity 1 launches again in the deep sea] September 16th, at 6 o'clock today, Beijing time, China's Taiyuan Satellite Launch Center used the Gravity 1 Yao-3 launch vehicle in the eastern sea area of ​​​​Shanghai to successfully deliver a total of 9 satellites, including the Qianfan Polar Orbit 26 satellite and the EUHT technology test satellite, into the predetermined orbit. The flight test mission was a complete success. This mission is the fourth flight of the Gravity 1 launch vehicle. Gravity-1 is a solid-fuel rocket developed by Oriental Space, with a maximum carrying capacity of 6.5 tons. This launch is the second time that Gravity-1 has carried out long-sea maneuvers and launches. It was only 56 days after the last launch. It once again completely tested the rocket's adaptability to high temperature, high humidity, high salt spray and other maritime environments, and the reliability of the rocket was further verified. In addition, with this launch, Gravity-1 also set new records for payload weight and orbital altitude in a single launch. (CCTV News)