With earth-moon transfer trajectory taken into account, this paper gives the deep space autonomous optical navigation algorithm based on the information of Earth-Moon.
论文的主要研究内容包括：针对奔月轨道段任务，给出了基于地月信息的自主光学导航方法。
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If the trajectory is correct, the spacecraft will pass close to the moon and swings back into space to return to earth.