基于国际上已实施的小天体探测任务和未来小天体附着探测技术的发展趋势,阐述了小天体自主附着的必要性及关键技术。首先回顾了已成功实施的小天体探测任务的特点,进而总结了小天体自主附着的难点问题,概括分析了小天体自主附着所涉及的关键技术及其研究进展,最后对未来小天体自主附着技术的研究热点和发展趋势进行了展望。
Based on small body landing missions carried out so far and future development trends of small body landing techniques, the necessity and key techniques of small body autonomous landing are elaborated. Successful small body landing missions to date are reviewed firstly. Further, difficulties and challenges encountered in small body autonomous landing explorations are summarized, key techniques related to small body autonomous landing are outlined, and state-of- the-art research progress of these techniques are surveyed. Finally, future research focuses and development trends of small body landing techniques are discussed.