the chinese large modular space station,is a planned space station to be placed in low earth orbit.the planned chinese space station will be roughly one-sixth the mass of the international space station and half the size of the decommissioned russian mir space station.the chinese station is expected to have a mass between 60 and 70 metric tons.operations will be controlled from the beijing aeronautic command and control center in china.the planned launch date of the core module,the tianhe-1 [''harmony of the heavens''],is around 2019.in 2017,the chinese launched the tianzhou-1 [''heavenly vessel''] cargo spaceship,which is based on the tiangong 1 and 2 space laboratories.