ASTEROID

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相关机构：北京市垂杨柳医院北京空间飞行器总体设计部中国科学技术大学健乐士股份公司更多>>
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Scientific issues and critical technologies in planetary defense
《Chinese Journal of Aeronautics》2024年第11期24-65,共42页Qinkun CHENG Wei ZHANG 
supported by the Strategic Priority Research Program on Space Science,the Chinese Academy of Sciences(No.XDA1502030505)。
In history,the Earth has encountered frequent and massive impacts.Until today,it is still a collided target for Potentially Hazardous Objects(PHOs),gradually making planetary defense a concerned and important research...
关键词：Small celestial body Potentially hazardous object(PHO) Near-Earth asteroid(NEA) Planetary defense technology Space robot 
Simulation and analysis of asteroid force closure anchoring performance based on discrete element method
《Chinese Journal of Aeronautics》2023年第8期381-394,共14页Tingzhang WANG Qiquan QUAN Hongshuai GAO Mengxue LI Dewei TANG Zongquan DENG 
co-supported by the National Natural Science Foundation of China(Nos.52105012,51975139 and 52111530038);Support by Self-Planned Task of State Key Laboratory of Robotics and System(No.SKLRS202101C).
Asteroid exploration is significant for studying the origin of the solar system,establishing planetary defenses,and alleviating the resource crisis of the Earth.Asteroid anchoring is the basis of in-situ exploration a...
关键词：Anchoringforce Asteroid exploration Discrete element method Force closureanchoring Simulationverification 
Convex optimization of asteroid landing trajectories driven by solar radiation pressure被引量：3
《Chinese Journal of Aeronautics》2022年第12期200-211,共12页Chuanjun DONG Hongwei YANG Shuang LI Bo LI 
supported by the National Natural Science Foundation of China(No.12102177);the Natural Science Foundation of Jiangsu Province,China(No.BK20180410);the Young Elite Scientists Sponsorship Program by CAST,China(No.2018QNRC001);the Open Project Program of Tianjin Key Laboratory of Microgravity and Hypogravity Environment Simulation Technology,China(No.WDZL2020-07);the Foundation of Graduate Innovation Center at NUAA,China(No.kfjj20201503).
High-area/mass ratio landers driven by Solar Radiation Pressure(SRP)have potential applications for future asteroid landing missions.This paper develops a new convex optimization-based method for planning trajectories...
关键词：ASTEROIDS Convex optimization Optimal control Soft landing Solar radiation pressure Trajectory optimization 
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