Tag Archives: Ravi Vallis

HiRISE: We found geology in a chaotic place

We found geology in a chaotic place. The terrain here lives up to its description as “chaotic:” we see small hills, mesas, buttes and valleys. This area is called Oxia Palus, and its debris likely came from Ravi Vallis, which … Continue reading

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THEMIS: Flood-scoured Ravi Vallis

THEMIS Image of the Day, August 11, 2016. This VIS image is located in Ravi Vallis, a channel running from the highlands of Xanthe Terra to the complex lower elevation Hydraotes Chaos. The tear-drop shaped island near the center of … Continue reading

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THEMIS: Ravi Vallis

THEMIS Image of the Day, August 27, 2014. This VIS image shows a portion of Ravi Vallis. More THEMIS Images of the Day by geological topic.

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