Illustration showing Shenzhou 12 (left) spacecraft docking on to China National Space Administration's (CNSA) Tiangong 3 space station (right). On 17th of June 2021, Shenzhou 12 docked to Tiangong 3 space station's central module, Tianhe, with three astronauts onboard. The Tiangong space station is designed to conduct experiments in space. Mengtian and Wentian space laboratory modules are expected to be launched to add to the construction of the Tiangong 3 space station in 2022.