Mystery of the Martian 'Jelly Doughnut' Rock - Solved - 0 views
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It turns out that the six wheeled Opportunity unknowingly ‘created’ the mystery herself when she drove over a larger rock, crushing it with the force from the wheels and her 400 pound (185 kg) mass.
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Fragments were sent hurtling across the summit of the north facing Solander Point
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One piece unwittingly rolled downhill.
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