https://astrobiology.com/2022/12/perseverance-rover-starts-to-collect-regolith-samples.html
NASA’s Perseverance rover snagged two new samples from the Martian surface on Dec. 2 and 6. But unlike the 15 rock cores collected to date, these newest samples came from a pile of wind-blown sand and dust similar to but smaller than a dune.
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