Martian soil

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  Olympus Mons

  Olympus Mons (Latin for Mount Olympus) is a large volcanic mountain on the planet Mars. By one measure it has a height of nearly 22 km (14 mi); the tallest mountain on any planet in the Solar System, almost three times as tall as Mount Everest's height above sea level. Olympus Mons is the youngest...
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  Tharsis

  The Tharsis region on Mars is a vast volcanic plateau centered near the equator in Mars’ western hemisphere. The region is home to the largest volcanoes in the Solar System, including the three enormous shield volcanoes Arsia Mons, Pavonis Mons, and Ascraeus Mons, which are collectively known as...
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  Mare Anguis

  Mare Anguis (the "serpent sea") is a lunar mare located on the near side of the Moon, about 150 kilometers in diameter. Located within the Crisium basin, Mare Anguis is a part of the Nectarian System, meaning that it was formed during the Nectarian time period. Like most mare, the surface of Mare...
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  Vallis Schröteri

  Schroter's Valley, frequently known by the Latinized name Vallis Schröteri, is a sinuous valley or rille on the surface of the near side of the Moon. It is located on a rise of continental ground, sometimes called the Aristarchus plateau, that is surrounded by the Oceanus Procellarum to the south...
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  Tracy's Rock

  Tracy's Rock, known as Split Rock or the Station 6 Boulder in the scientific literature, is a large boulder visited by the Apollo 17 crew on December 13, 1972 at their Taurus-Littrow landing site. "Tracy's Rock" is its popular name. Scientist-astronaut Harrison H. Schmitt and mission commander...
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  Valles Marineris

  Valles Marineris (Latin for Mariner Valleys, named after the Mariner 9 Mars orbiter of 1971–72 which discovered it) is a system of canyons that runs along the Martian surface east of the Tharsis region. At more than 4,000 km long, 200 km wide and up to 7 km deep, the Valles Marineris rift system is...
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  Arsia Mons

  Arsia Mons is the southernmost of three volcanos (collectively known as Tharsis Montes) on the Tharsis bulge near the equator of the planet Mars. To its north is Pavonis Mons, and north of that is Ascraeus Mons. The tallest mountain in the solar system, Olympus Mons, is to its northwest. Its name...
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  Ascraeus Mons

  Ascraeus Mons is a large shield volcano located in the Tharsis region of the planet Mars. It is the northernmost and tallest of three shield volcanoes collectively known as the Tharsis Montes. The volcano's location corresponds to the classical albedo feature Ascraeus Lacus. Ascraeus Mons was...
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  Elysium Planitia

  Elysium Planitia is the second largest volcanic region on Mars, after Tharsis Montes. It is centered at 2°00′N 155°00′E / 2.0°N 155.0°E / 2.0; 155.0. It includes volcanoes, from north to south, Hecates Tholus, Elysium Mons and Albor Tholus. Another large volcano, Apollinaris Mons, lies south of...
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  Amazonis Planitia

  Amazonis Planitia is one of the smoothest plains on Mars. It is located between the Tharsis and Elysium volcanic provinces to the west of Olympus Mons in the Valles Marineris region of the Memnonia quadrangle, centered at 24°48′N 196°00′E / 24.8°N 196.0°E / 24.8; 196.0. The plain's topography...