ASTEROID

作品数:98被引量:113H指数:5
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相关作者:李瑞杰姜红岩胡寿村季江徽刘兴斌更多>>
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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Designing a concurrent detumbling and redirection mission for asteroid mining purposes via optimization
《Astrodynamics》2024年第4期657-673,共17页Mohammadmehdi Seddighi Mahdi Jafari-Nadoushan 
Asteroids may contain valuable minerals.A method to exploit asteroid mines is to transfer them closer to the Earth for further mining processes.In this work,we optimally mount a set of fixed-angle spacecraft thrusters...
关键词:asteroid engineering asteroid mining directional adaptive guidance asteroid redirection asteroid detumbling OPTIMIZATION 
Near-Earth Asteroids as the Parents of theδ-Cancrid Meteoroid Stream
《Research in Astronomy and Astrophysics》2024年第12期11-23,共13页G.I.Kokhirova M.Zhang X.-G.Li A.I.Zhonmuhammadi X.Liu 
the support from the National Key R&D Intergovernmental Cooperation Program(2023YFE0102300/2022YFE0133700);the Regional Collaborative Innovation Project of Xinjiang(2022E01013);the National Natural Science Foundation of China(12173078);the“Belt and Road”Innovative Talent Exchange Program(DL2023046004)。
Theδ-Cancrid meteoroid stream forms four active meteor showers which are observable on the Earth annually during January–February and August–September.The stream's definite parent comet has not been established.We ...
关键词:comets general-minor planets-asteroids-δ-Cancrids-meteorites-meteors-meteoroids 
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 
Autonomous navigation of an asteroid orbiter enhanced by a beacon satellite in a high-altitude orbit
《Astrodynamics》2024年第3期375-400,共26页Weidong Yin Yu Shi Leizheng Shu Yang Gao 
funded by the National Natural Science Foundation of China(Grant No.12003054);Strategic Pilot Science and Technology(Project No.XDA3000000).
This study aims to assess the autonomous navigation performance of an asteroid orbiter enhanced using an inter-satellite link to a beacon satellite.Autonomous navigation includes the orbit determination of the orbiter...
关键词:asteroid exploration gravity estimation orbit determination satellite-to-satellite tracking(SST) optical observation 
A comparative assessment of gravitational field modeling methods for binary asteroid landing
《Astrodynamics》2024年第3期417-435,共19页Tongge Wen Xiangyuan Zeng Ziwen Li Yang Yu 
supported by the National Natural Science Foundation of China(Nos.12222202 and 11972075).
The tradeoff between accuracy and efficiency in gravitational field modeling for binary asteroid landing is one of the challenges in dynamical analyses.Four representative gravitational modeling methods are employed a...
关键词:landing dynamics contact dynamics gravitational field modeling binary asteroid 
基于NEATM和WISE数据的小尺寸近地小行星物理特性研究
《天文学报》2024年第4期161-180,共20页何浩卿 季江徽 孔旭 姜浩轩 胡寿村 
国家自然科学基金项目(12033010、12150009);中国科学院先导B项目(XDB41000000);小行星基金会资助。
小行星是太阳系中广泛分布的金属或岩石天体,直径从米级跨越到几百公里.它们蕴含了太阳系早期的信息,同时也可能会与地球轨道相交且撞击地球,因此研究小行星的物理参数、物质成分和表面性质对于了解太阳系行星的形成演化和近地天体防御...
关键词:小行星:近地小行星 辐射机制:热辐射 Near-Earth Asteroid Thermal Model(NEATM) 方法:数据分析 Markov Chain Monte Carlo(MCMC) 
Photometric Analysis for Asteroid(81)Terpsichore using Convex Inversion and Phase Function Fitting Methods
《Research in Astronomy and Astrophysics》2024年第6期201-208,共8页Ao Wang Xiaobin Wang Xiaoyun Xu Longhua Qin Quangui Gao Huaizhen Li Yong Xiao Hairu Zhao 
financial support from the Science Research Foundation of Yunnan Education Department of China(grant 2020J0649);the Natural Science Foundation of Yunnan Province(grant 202101AU070010);the financial support from the Hundred Talents Program of Yuxi(grant 2019-003)。
The shapes and rotation states(periods and pole orientations)of main-belt asteroids are important for understanding their formation and evolution.In order to obtain sufficient photometric data covering different appar...
关键词:asteroids:general minor planets asteroids:individual(Terpsichore) techniques:photometric 
Characteristics and close-range exploration methods of near- Earth asteroid 2016HO_(3)
《Astronomical Techniques and Instruments》2024年第1期42-51,共10页He Zhang Fei Li Linzhi Meng Fuming Zeng Xiaoyu Jia Yu’ang Liu 
The characteristics of asteroids are vital parameters for planning asteroid exploration missions.These characteristics have been explored in close range for some typical asteroids,and are summarized in the article.Thi...
关键词:Near-Earth asteroid 2016HO_(3) Tianwen 2 Close-range exploration CHARACTERISTICS 
A Rendezvous Mission to the Second Earth Trojan Asteroid 2020 XL_5 with Low-Thrust Multi-Gravity Assist Techniques
《Research in Astronomy and Astrophysics》2024年第1期245-264,共20页Shi-Hai Yang Bo Xu Xin Li 
supported by Basic Research Project of China(grant No:JCKY2020110C096);the National Key R&D Program of China (grant No:2020YFC2201202)。
As the second of Earth's Trojan asteroids, 2020 XL_(5) is worthy of rendezvous and even sample return missions in many aspects. In this paper, a rendezvous mission to Earth's second Trojan asteroid 2020 XL_(5) is prop...
关键词:minor planets asteroids:general celestial mechanics Planetary Systems 
Capacity of Sun-driven lunar swingby sequences and their application in asteroid retrieval
《Astrodynamics》2023年第3期315-334,共20页Hongru Chen 
For deep-space mission design,the gravity of the Sun and the Moon can be first considered and utilized.Their gravity can provide the energy change for launching spacecraft and retrieving spacecraft as well as asteroid...
关键词:asteroid mining planetary defense gravity assists Moon-to-Moon transfers reachable sets graphical methods 
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