Explore Mars In DepthScienceMarsClay at Nili FossaeMars HomeFactsMars ExplorationOverviewRover BasicsMars Exploration Science GoalsMission Timeline SummaryMars MissionsMars Sample ReturnMars Perseverance RoverMars Curiosity RoverMAVENMars Reconnaissance OrbiterMars OdysseyMore Mars MissionsMultimediaImagesVideoAudioMore ResourcesNews & FeaturesMoreThe Solar System Clay at Nili FossaeJuly 14, 2009 Credit NASA/JPL-Caltech Language english Downloads Original (2614×2383) Mar 11, 2024 JPEG (6.76 MB)