Rendezvous of Shenzhou-8 and Tiangong-1
Flash Before the launch of the Shenzhou-8 spacecraft, Tiangong-1 will have to adjust its flight path to match that of Shenzhou-8. They must be flying at the same altitude and at nearly the same speed. During the initial phase, ground control will be in charge, but as the two crafts come closer together, an automatic pilot will take over. Heading for the target - The rendezvous procedure begins when Shenzhou-8 and Tiangong-1 are 10-thousand kilometers apart. The first step is handled by ground control. They will make several adjustments to the orbit of the craft as it approaches Tiangong-1, the lab module. Zhang Bonan, chief designer of Chinas spaceflight program, said, "According to our current plan, there will be about 4 adjustments to the spacecrafts orbit, in order to lead Shenzhou-8 to the target. When the distance between the two vehicles is less than 50 kilometers, sensors and communication equipments attached to the craft will be able to c...