Spotted earlier this year, asteroid 2020 CD3 is only the second temporary natural satellite, or minimoon, ever detected around Earth. It didn’t stick around for very long, but we learned some ...
When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Tumbling through Earth's increasingly crowded orbit are about 5,000 satellites, half a million ...
Scientists working for a NASA-funded project at the University of Arizona said that a possible "mini moon" is currently orbiting the Earth. Kacper Wierzchos of the Catalina Sky Survey tweeted this ...
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