Long March-7

The Long March 7 (Long March-7) is a new liquid-fuel carrier rocket developed by the China Academy of Launch Vehicle Technology (referred to as the First Academy of Aerospace) as the overall research unit. Long March 7 is a new generation of medium carrier rocket developed by China's manned space project to meet the needs of China's space station project to launch cargo spacecraft, and its predecessor is Long March 2F carrier rocket. The Long March 7 rocket is 53 meters long and adopts a two-stage and one-half configuration. The diameter of the core stage and core stage is 3.35 meters, and the diameter of the four boosters is 2.25 meters. The rocket uses non-toxic and pollution-free fuels such as liquid oxygen and kerosene as propellants. Low Earth Orbit (LEO) has a carrying capacity of 14 tons, and 700 km sun-synchronous orbit has a carrying capacity of about 5.5 tons