The north polar region of Mars is gouged by deep canyons that radiate out in what's called logarithmic spiral fashion, seen in this NASA computer rendering based on actual data. Credit: NASA/GSFC/MOLA
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The north polar region of Mars is gouged by deep canyons that radiate out in what's called logarithmic spiral fashion, seen in this NASA computer rendering based on actual data. Credit: NASA/GSFC/MOLA |
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