Earth or Mars? Although it could be mistaken for a desert on Earth, layers seen in this image are evidence of erosion on the Red Planet. This erosion has even produced several small mesas & a prominent channel that cuts through this region of the planet: The map is projected here at a scale of 25 centimeters (9.8 inches) per pixel. Credit: NASA/JPL-Caltech/Univ. of Arizona #nasa #space #mars #planet #solarsystem #science #marsorbiter #desert #earth #mesas #channel