Tiangong II, launched on Sept 15, 2016
The space lab is 10.4 meters high, 3.35 meters in diameter and weighs 8.6 metric tons. It has two cabins – one acts as the astronauts' living quarters and the other contains solar panels, storage batteries, propellant and engines. Its major tasks are to accommodate astronauts' medium-length stay in it and test life-support technologies, to demonstrate in-orbit refueling and repair plans and to conduct experiments pertaining to space sciences. (Photo gallery)
