Landslide on Mars May 24, 2017 Cosmos Curated content from the editorial staff at Cosmos Magazine. By Cosmos A Martian landscape from orbit. NASA/JPL-Caltech/Univ. of Arizona This image taken by NASA’s Mars Reconnaissance Orbiter (MRO) shows a fresh (well-preserved) landslide scarp and rocky deposit off the edge of a streamlined mesa in Simud Valles, a giant outflow channel carved by ancient floods. Originally published by Cosmos as Landslide on Mars