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Earth’s Second Known Minimoon is Natural Object, Astronomers Say | Astronomy – Sci-News.com

In a new paper published in the Astronomical Journal, astronomers from the United States, Canada and Europe provide a detailed characterization of the physical…

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In a new paper published in the Astronomical Journal, astronomers from the United States, Canada and Europe provide a detailed characterization of the physical properties and orbital evolution of the asteroid 2020 CD3 — Earths second discovered temporary natural satellite, or minimoon. Their results prove that 2020 CD3 is a natural body and not some relic piece of human-made space junk.
This image, taken with the 8-m Gemini North telescope on Hawaiis Maunakea, shows Earths minimoon 2020 CD3 (center,…

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