• Thumbnail for Mars surface color
    The surface color of the planet Mars appears reddish from a distance because of rusty atmospheric dust. From close up, it looks more of a butterscotch...
    17 KB (1,647 words) - 05:37, 18 May 2025
  • eclipses on Mars Orbit of Mars Martian surface Concentric crater fill Dark slope streak Dust Devil Tracks Lineated valley fill Mars surface color Martian...
    9 KB (774 words) - 07:52, 19 October 2024
  • Thumbnail for Mars Pathfinder
    Mars Pathfinder was an American robotic spacecraft that landed a base station with a roving probe on Mars in 1997. It consisted of a lander, renamed the...
    47 KB (4,848 words) - 09:29, 25 May 2025
  • Thumbnail for Water on Mars
    Although very small amounts of liquid water may occur transiently on the surface of Mars, limited to traces of dissolved moisture from the atmosphere and thin...
    289 KB (30,525 words) - 07:44, 21 May 2025
  • Thumbnail for Mars
    depiction of Mars in fiction has been stimulated by its dramatic red color and by nineteenth-century scientific speculations that its surface conditions...
    209 KB (18,461 words) - 20:56, 15 May 2025
  • Thumbnail for Mars landing
    A Mars landing is a landing of a spacecraft on the surface of Mars. Of multiple attempted Mars landings by robotic, uncrewed spacecraft, ten have had successful...
    35 KB (3,649 words) - 21:45, 23 May 2025
  • Thumbnail for Exploration of Mars
    robotic science on Mars. Mars has long been the subject of human interest. Early telescopic observations revealed color changes on the surface that were attributed...
    123 KB (11,276 words) - 18:23, 18 May 2025
  • Thumbnail for Astronomy on Mars
    Generating accurate true-color images of Mars's surface is surprisingly complicated. There is much variation in the color of the sky as reproduced in...
    30 KB (3,565 words) - 06:58, 16 March 2025
  • Thumbnail for Martian surface
    The study of surface characteristics (or surface properties and processes) is a broad category of Mars science that examines the nature of the materials...
    14 KB (1,897 words) - 05:35, 18 May 2025
  • Thumbnail for Mars Exploration Rover
    with the launch of the two rovers to explore the Martian surface and geology; both landed on Mars at separate locations in January 2004. Both rovers far...
    80 KB (9,697 words) - 06:02, 26 May 2025
  • Thumbnail for Mars Climate Orbiter
    climate, Martian atmosphere, and surface changes and to act as the communications relay in the Mars Surveyor '98 program for Mars Polar Lander. However, on September...
    26 KB (2,476 words) - 13:59, 23 May 2025
  • has been found on Mars. Cumulative evidence suggests that during the ancient Noachian time period, the surface environment of Mars had liquid water and...
    213 KB (20,771 words) - 17:00, 22 May 2025
  • Thumbnail for Mars Color Imager
    The Mars Color Imager (MARCI) is a wide-angle, relatively low-resolution camera built for Mars Climate Orbiter and Mars Reconnaissance Orbiter. MARCI...
    9 KB (873 words) - 20:41, 3 February 2023
  • Thumbnail for Mars Reconnaissance Orbiter
    sites for NASA's Mars landers, discovered pure water ice in new craters and further evidence that water once flowed on the surface on Mars. The spacecraft...
    104 KB (9,241 words) - 17:21, 23 May 2025
  • The common surface features of Mars include dark slope streaks, dust devil tracks, sand dunes, Medusae Fossae Formation, fretted terrain, layers, gullies...
    122 KB (15,036 words) - 08:07, 4 May 2025
  • Thumbnail for Geology of Mars
    The geology of Mars is the scientific study of the surface, crust, and interior of the planet Mars. It emphasizes the composition, structure, history...
    65 KB (7,238 words) - 09:10, 26 May 2025
  • Thumbnail for Composition of Mars
    The composition of Mars covers the branch of the geology of Mars that describes the make-up of the planet Mars. Mars is differentiated, which—for a terrestrial...
    90 KB (9,037 words) - 04:33, 26 March 2025
  • Thumbnail for Extraterrestrial sky
    of the Moon. The skies of Venus, Mars and Titan have been observed by space probes designed to land on the surface and transmit images back to Earth...
    54 KB (6,390 words) - 19:01, 25 May 2025
  • Thumbnail for Colonization of Mars
    impacts the Martian surface, and the fine, toxic dust that covers the planet. Mars has an atmosphere, but it is unbreathable and thin. Surface temperatures fluctuate...
    127 KB (12,758 words) - 16:40, 23 May 2025
  • Thumbnail for Valley network (Mars)
    sustain liquid water on the surface have not ever been possible on Mars. The advent of very high resolution images of the surface from the HiRISE, THEMIS...
    20 KB (2,735 words) - 11:01, 25 May 2025
  • Thumbnail for Terraforming of Mars
    The terraforming of Mars or the terraformation of Mars is a hypothetical procedure that would consist of a planetary engineering project or concurrent...
    68 KB (6,559 words) - 16:13, 23 May 2025
  • Thumbnail for Mars Express
    Mars Express is a space exploration mission by the European Space Agency (ESA) exploring the planet Mars and its moons since 2003, and the first planetary...
    74 KB (7,667 words) - 12:11, 25 May 2025
  • Thumbnail for Atmosphere of Mars
    atmospheric density on Mars is equal to the density found 35 km (22 mi) above the Earth's surface and is ≈0.020 kg/m3. The atmosphere of Mars has been losing...
    149 KB (15,316 words) - 05:37, 13 May 2025
  • Thumbnail for Curiosity (rover)
    Curiosity is a car-sized Mars rover exploring Gale crater and Mount Sharp on Mars as part of NASA's Mars Science Laboratory (MSL) mission. Curiosity was...
    124 KB (10,389 words) - 05:17, 20 May 2025
  • Thumbnail for Martian canals
    published the book Is Mars Habitable? that severely criticized Lowell's claims. Wallace's analysis showed that the surface of Mars was almost certainly...
    20 KB (2,212 words) - 19:06, 24 April 2025
  • Thumbnail for Hesperian
    Hesperian (redirect from Hesperian (Mars))
    the planet Mars characterized by widespread volcanic activity and catastrophic flooding that carved immense outflow channels across the surface. The Hesperian...
    28 KB (2,809 words) - 17:15, 1 April 2025
  • Thumbnail for Mars Science Laboratory
    1500 mm lens on a 35 mm camera. Mars Descent Imager (MARDI): During the descent to the Martian surface, MARDI acquired 4 color images per second, at 1600×1200...
    107 KB (9,139 words) - 23:56, 13 April 2025
  • Thumbnail for Moons of Mars
    The two moons of Mars are Phobos and Deimos. They are irregular in shape. Both were discovered by American astronomer Asaph Hall in August 1877 and are...
    44 KB (4,642 words) - 17:50, 24 May 2025
  • Thumbnail for Geysers on Mars
    broken or jumbled terrain Geology of Mars – Scientific study of the surface, crust, and interior of the planet Mars Planetary geology – Geological study...
    39 KB (4,426 words) - 13:07, 23 April 2025
  • Thumbnail for Human mission to Mars
    Mars missions have designed interplanetary spacecraft and landers capable of aerobraking. A number of uncrewed spacecraft have landed on the surface of...
    56 KB (5,805 words) - 13:43, 26 May 2025