This view from the HiRISE camera on NASA’s Mars Reconnaissance Orbiter shows part of an area on Mars where narrow rock ridges, some as tall as a 16-story building, intersect at angles forming corners of polygons. (NASA/JPL-Caltech/Univ. of Arizona)
Home This view from the HiRISE camera on NASA’s Mars Reconnaissance Orbiter shows part of an area on Mars where narrow rock ridges, some as tall as a 16-story building, intersect at angles forming corners of polygons. (NASA/JPL-Caltech/Univ. of Arizona) This view from the HiRISE camera on NASA's Mars Reconnaissance Orbiter shows part of an area on Mars where narrow rock ridges, some as tall as a 16-story building, intersect at angles forming corners of polygons. (NASA/JPL-Caltech/Univ. of Arizona)