A Dark Patch on the Floor of Large Well-Preserved Crater (47805990962).jpg
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A Dark Patch on the Floor of Large Well Preserved Crater (47805990962), Impact craters on Mars, Surface features of Mars
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A Dark Patch on the Floor of Large Well Preserved Crater (47805990962), This stunning image offers us a window into bedrock composition.  NASA/JPL/University of Arizona [
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火星のクレーター、火星の地表の特徴
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大きな井戸の保存されたクレーターの床の暗い溝(47805990962)、この素晴らしい画像は、岩盤組成への窓を提供します。NASA/JPL/アリゾナ大学
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well-preserved impact crater