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With this image, we can cross-dating the relative age of the impact with that of the valley system, as well as learning more about the fluvial and morphology characteristics of area.

Located in Xanthe Terra, Nanendi Valles is 508 kilometers in length and the name comes from the word for “planet” in Sesotho, the national language of Lesotho, Africa.


Image: NASA/JPL/University of Arizona https://www.uahirise.org/hipod/ESP_040500_1825
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Sunken and Pitted Ejecta

Sunken and Pitted Ejecta

The objective of this observation was to examine the edge of impact ejecta from a crater to the north-west of this area (north is up, west is to the left).

A Scarp in the Arabia Region

Pictured here appears to be the edge of a blast radius of a large meteorite impact crater with smaller and more recent cratering interrupting its circumference.