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ArticleSingle-point pos­i­tion­ing of cis-lunar space­craft with tri-static com­mon-view laser ran­ging

1Changchun 2Uni­versity 3Key Zhipeng Liang1,2 , Cheng­zhi Liu1,3*, Yan­ning Zheng1, Xue Dong1 multi-static com­mon-view ran­ging and pos­i­tion­ing has a long his­tory. As early as the 1960s, the Sequen­tial Col­la­tion of Range (SECOR) radio ran­ging...

ArticleResearch and com­par­at­ive study of space object obser­va­tion approaches using ground-based sensors

ArticleA low inser­tion loss L-band feed front-end for the FAST Core Array

ArticleAdvances and chal­lenges in solar flare pre­dic­tion: a review

Mingfu Shao1,2 , Suo Liu1,2, Haiqing Xu1,2, Peng Jia3, Hui Wang1,2, Liyue Tong1, Yang Bai1, Chen Yang1,2, Yuyang Li2,1, Nan Li1,2, Jiaben Lin1,2* Key Labor­at­ory of Solar Activ­ity and Space Weather, National Astro­nom­ical Obser­vat­or­ies, Chinese...

ArticleHybrid rack-machine-learn­ing point­ing cor­rec­tion for a 1 m robotic tele­scope

ArticleStruc­tural design and ana­lysis of the primary mir­ror cell truss for a next-gen­er­a­tion large spec­tro­scopic sur­vey tele­scope