Mars

Mesas Of Layered Sedimentary Rocks In Valles Marineris

By Keith Cowing
Status Report
NASA/UA
May 28, 2026
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Mesas Of Layered Sedimentary Rocks In Valles Marineris
ID: ESP_092088_1695 date: 19 March 2026 altitude: 261 km NASA/JPL-Caltech/University of Arizona larger image

Valles Marineris, like the Grand Canyon in northern Arizona, provides a spectacular look at the geologic history via layered sediments that get older with depth.

This image covers a tiny fraction of Valles Marineris, revealing layers with different colors and textures that were deposited in different environments.

Astrobiology, Astrogeology,

Biologist, Explorers Club Fellow, ex-NASA Space Biologist and Payload integrator, Editor of NASAWatch.com and Astrobiology.com, Lapsed climber, Explorer, Synaesthete, Former Challenger Center board member 🖖🏻