一、“嫦娥”绕月工作一年“嫦娥”探月,要飞行38万公里.南京大学天文系教授萧耐园说,“嫦娥一号”将通过三个轨道——调相轨道、地月转移轨道、环月轨道,完成“三级跳”.这个过程中,发动机将点火9～10次,每一次点火,都是为了使卫星保持和提升速度,同时调整或变化飞行轨道.在地月转移轨道上,第三级火箭与卫星实现星箭分离,当到达 “Chang’e” work around the moon for a year “Chang’e” lunar exploration, to fly 380,000 kilometers.Astronomical Department of Nanjing University Xiao Na Park said, “Chang’e One” will pass three tracks - Phase trajectory, Earth and Moon transfer orbit, lunar orbit, complete “triple jump.” In this process, the engine will fire 9 to 10 times, each ignition, are to keep the satellite and enhance the speed, while adjusting Or change the flight orbit.In the earth and moon transfer orbit, the third stage rocket and satellite to achieve separation of stars and arrows, when arrived