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An impact crater with a sharp rim seen from above. Most of the landscape is orange, while the steep inner slope on the north side of the crater is a deep blue-black.

Celebrating NASA’s Mars Reconnaissance Orbiter’s 20th Anniversary: Crater Near Sirenum Fossae

This impact crater, as seen by NASA's Mars Reconnaissance Orbiter in 2015, appeared relatively recent as it has a sharp rim and well-preserved ejecta.

Image Credit: NASA/JPL-Caltech/Univ. of Arizona

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