2020 CD3
外部連結 [https://skyandtelescope.org/astronomy-news/observing-news/earths-mini-moon/ Earth Has A Mini-Moon — But Not for Long!] by Bob King, Sky & Telescope, 2 March 2020 [https://www.nytimes.com/2020/02/27/science/mini-moo…
标签：#Near-Earth objects in 2020
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