The branch of celestial mechanics that deals with the motions of artificial satellites and space probes. Astrodynamics involves planning and controlling the trajectories of spacecraft, by techniques such as gravity assist.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。