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  • Areomorphology
    *[[Wind erosion]] *[[Water|Water erosion]]
    682 bytes (95 words) - 17:42, 9 November 2020
  • Roads
    ...mps, so the surface should be quite solid, with the exception on dunes and wind transported sand. Rock breaking equipment, combined with crushers and grad ...embedded in the roadbed, may last a long time on Mars, due to the lack of erosion.
    4 KB (681 words) - 12:09, 6 October 2023
  • Zhurong
    ...his duricrust was created just under the surface,and then was uncovered by erosion. ...caps show a change.<ref>Liu, J., et al. 2023. Martian dunes indicative of wind regime shift in line with end of ice age. Nature</ref>
    4 KB (585 words) - 15:43, 12 August 2023
  • Noctis Labyrinthus
    ...ny places, however, the layers are seen to consist of fine particles. The wind often carries these small particles away in time. The fine particles are i ...ardened by the action of groundwater, and thereby become more resistant to erosion. Martian ground water may have traveled hundreds of kilometers, and in the
    5 KB (770 words) - 06:38, 23 March 2020
  • Medusae Fossae
    ...weakly cemented particles, and was most likely formed by the deposition of wind-blown dust or volcanic ash. Layers are seen in parts of the formation. ...parallel nature is thought to be caused by the direction of the prevailing wind.<ref>name="hiroc.lpl.arizona.edu"</ref>
    6 KB (880 words) - 07:29, 8 January 2024
  • Sinus Sabaeus quadrangle
    Rock can form layers in a variety of ways. Volcanoes, wind, or water can produce layers.<ref>http://hirise.lpl.arizona.edu?PSP_008437_ Image:Wislicenus Crater Floor.JPG|Wislicenus Crater Floor, as seen by HiRISE. Erosion on floor has made layers visible.
    14 KB (2,201 words) - 16:09, 16 November 2023
  • Aluminum
    ...</sub> – CaAl<sub>2</sub>Si<sub>2</sub>O<sub>8</sub>). Erosion, either by wind or water, can separate out the alumina (Al<sub>2</sub>O<sub>3</sub>), possi
    5 KB (873 words) - 10:50, 2 May 2024
  • Crew 192 Journalism Reports
    ...rew, as we ride out what is hopefully the end of a ~3-day streak of strong wind storms. We’ve been keeping busy with repairs around the hab, games and mo Especially now since a crazy wind storm has been raging for the last couple of hours. A couple of the crew we
    8 KB (1,405 words) - 19:29, 7 March 2019
  • Sublimation landscapes on Mars
    ...long the surface. Any dust remaining will eventually be blown away by the wind. The resulting surface will then display various low spots, cracks, and ca ...enter|Spiders indicated with arrows. The plume on the right was caused by wind blowing from the bottom to the top of the image.]]
    11 KB (1,658 words) - 05:50, 23 March 2020
  • Iapygia quadrangle
    ...hard and resistant to erosion; thus they are left standing as a wall after erosion has removed the softer ground around them. Some dikes on earth are associa ...2006. Breccia dikes and crater-related faults in impact craters on Mars: Erosion and exposure on the floor of a crater 75 km in diameter at the dichotomy bo
    20 KB (3,015 words) - 06:56, 20 April 2024
  • Amazonis quadrangle
    ...ology of Mars. SEPM</ref> and was most likely formed by the deposition of wind-blown dust or volcanic ash. Using a global climate model, a group of resear ...estal Craters, A Tool For Interpreting Geological Histories and Estimating Erosion Rates''. LPSC</ref> <ref>http://themis.asu.edu/feature/8</ref>
    29 KB (4,450 words) - 10:40, 11 April 2024
  • Arabia quadrangle
    ...eposits in northeast Arabia Terra, Mars: Noachian-Hesperian sedimentation, erosion, and terrain inversion | journal = Journal of Geophysical Research | volume ...osits were protected. Today, we see layers where they were protected from erosion.
    34 KB (5,229 words) - 09:43, 26 February 2024
  • Fretted terrain
    ...18 at a Lunar and Planetary Science Conference in Texas suggested that the erosion that formed fretted terrain was aided by water moving under the surface.<r
    10 KB (1,447 words) - 11:21, 8 January 2024
  • Mare Tyrrhenum quadrangle
    ...esent. The floors of many craters have dunes. Dunes form in them because wind on Mars is not strong enough to lift sand grains all the way out of a crate ...nding ground erodes. Deposits formed in this manner are more resistant to erosion.
    18 KB (2,705 words) - 15:55, 24 December 2023
  • Layers on Mars
    ...yers that once covered wide regions. They often owe their existence to an erosion-resistant top layer. Sometimes it is from a layer of hard lava that covere ...water in Martian history since they need water to form. Based on albedo, erosion patterns, physical characteristics, and composition, researchers have class
    19 KB (2,816 words) - 10:23, 2 January 2024
  • Syrtis Major quadrangle
    ...hen they cool, walls of hard rock may be formed after being exposed by the erosion of softer, surrounding materials. Such a feature is termed a dike. They are ...ch Letters'': 40, 245-249.</ref> The ridges are found where there has been erosion.<ref>Pascuzzo, A., et al. 2019. The formation of irregular polygonal ridg
    21 KB (3,097 words) - 15:11, 8 May 2023
  • The beauty of Mars from 150 miles
    ...ause, but a popular idea is that minerals were deposited in cracks. Later, erosion removed the soft material around them. There is some evidence that clays ar ...ncient crust". ''Geophysical Research Letters'': 40, 245-249.</ref> Later, erosion removed the soft material around them. There is some evidence that clays ar
    17 KB (2,665 words) - 07:46, 30 March 2024
  • Memnonia quadrangle
    ...ys including a large river system called Mangala Vallis. There are also wind-eroded deposits and lava flows from the large volcanic region called Tharsi ...of Columbus Crater. These rocks could have been deposited by water or by wind. But, there is evidence that it was water since hydrated minerals were fo
    26 KB (3,975 words) - 15:23, 23 December 2023
  • Noachis quadrangle
    ...Shadows show the overhang. Some of the layers are much more resistant to erosion, so they stick out. Image from HiRISE. ...chis.JPG|Crater that was buried in another age and is now being exposed by erosion, as seen by the [[Mars Global Surveyor]], under the MOC Public Targeting Pr
    19 KB (2,977 words) - 08:57, 20 February 2024
  • Mare Australe quadrangle
    ...logical analysis and diffusion-limited aggregation model for polar surface erosion Icarus. https://doi.org/10.1016/j.icarus.2019.02.032</ref> These features ...ons of gas sublimation-driven activity in Mars' southern polar regions: I. Erosion of the surface | journal= Icarus | volume= 205 | issue= 1 |pages= 283–29
    40 KB (6,134 words) - 19:14, 23 December 2023
  • Casius quadrangle
    ...nting sediments. The hardened layers are consequently more protected from erosion. This process may occur instead of layers forming under lakes. ...uley | first1 = J. F. | date = 1973 | title = Mariner 9 evidence for wind erosion in the equatorial and mid-latitude regions of Mars | url = | journal = Jour
    36 KB (5,458 words) - 10:17, 23 December 2023
  • Geological processes that have shaped Mars: Why Mars looks like it does
    ...that is lacking on the Earth. Plate tectonics and vigorous air and water erosion has wiped out nearly all of the past geology of the Earth. In contrast, mu ==Erosion Related==
    75 KB (11,585 words) - 04:00, 24 January 2024
  • Lunae Palus quadrangle
    ...rs per second (16 miles per hour). Some boulders displayed erosion by the wind.<ref>Mutch, T. et al. 1976. "The Surface of Mars: The View from the Vikin
    19 KB (2,910 words) - 17:58, 24 December 2023
  • HiWish program
    ...in the ground. This part of the process happens under the ground. Later erosion will remove the weaker materials around the dike. What is left is a narrow ...ws can make cap rock. The cap rock will protect the underlying rocks from erosion. Cap rock often breaks up into large boulders. Sometimes the boulders are
    81 KB (12,252 words) - 10:42, 11 April 2024
  • Margaritifer Sinus quadrangle
    ...1084-1087.</ref> This information is consistent with the idea that bright wind streaks form from the deposition of airborne dust in the quiet air behind o ...arranged in layers. Rock can form layers in a variety of ways. Volcanoes, wind, or water can produce layers.<ref>http://hirise.lpl.arizona.edu?PSP_008437_
    38 KB (5,857 words) - 15:46, 24 December 2023
  • Aeolis quadrangle
    ..., Odysseus received the west wind Zephyr here and kept it in bags, but the wind got out.<ref>Blunck, J. 1982. Mars and its Satellites. Exposition Press. ...old channel as a raised ridge because the ridge will be more resistant to erosion
    51 KB (7,713 words) - 06:14, 11 April 2024
  • What Mars Actually Looks Like!
    ...r that its atmosphere is only about 1 % as dense as the Earth's. Hence, a wind speed of a 60-mph storm on Mars would feel more like 6 mph (9.6 km/hr).<ref Many places on Mars show rocks arranged in layers. Volcanoes, wind, or water can produce layers.<ref>url=http://hirise.lpl.arizona.edu?PSP_008
    65 KB (9,935 words) - 10:41, 11 April 2024
  • Liquid Water on Mars
    ...l processes that occur; imaging the surface seeking evidence of past water erosion; examining the physical properties of ice; monitoring the polar ice caps; a ...phere also must have been much denser in order to cause the amount of wind erosion seen that caused the hematite to fall out of the sandstone. (Universe)
    39 KB (6,252 words) - 13:58, 10 November 2020
  • Rivers on Mars
    ...e when hard materials pile up in the streams. Later erosion, often by the wind, will remove the surrounding, softer material and leave behind elevated rid ...A. et al. 2020. Valley formation on early Mars by subglacial and fluvial erosion. Nature Geoscience. </ref> As of today, we just do not have a definite an
    21 KB (3,160 words) - 10:42, 29 December 2023
  • Martian features that are signs of water ice
    ...d the impacting body going through layers with different densities. Also, erosion could have helped shape them. With an extensive analysis of larger areas, ...but no further. Heat and wind from the impact hardens the surface against erosion. This hardening can be accomplished by the melting of ice which produces a
    42 KB (6,301 words) - 14:48, 27 March 2024
  • Phoenicis Lacus quadrangle
    ...electrical energy. The power of the Rovers was restored many times by the wind, in the form of dust devils, cleaning the panels and boosting the power. So ...e Medusae Fossae formation. The formation is coated with dust and contains wind-carved ridges called yardangs. These yardangs have steep slopes thickly cov
    21 KB (3,311 words) - 08:44, 28 March 2024
  • Cebrenia quadrangle
    .../ref> <ref>McCauley, John F. (December 1972). "Mariner 9 Evidence for Wind Erosion in the Equatorial and Mid-Latitude Regions of Mars". Journal of Geophysical ...represent mantle deposited when climate changed. They were shaped by the wind.]]
    37 KB (5,472 words) - 16:15, 3 November 2020
  • Eridania quadrangle
    ...nger|isbn=9783540859109|</ref> The whole dune may appear to move with the wind. Observing dunes on Mars can tell us how strong the winds are, as well as Some of the wind on Mars is created when the dry ice at the poles is heated in the spring.
    28 KB (4,220 words) - 06:09, 17 April 2024
  • Oxia Palus quadrangle
    ...verage 20 meters in thickness. At times, the top layer may be resistant to erosion and will form a feature called a Mesa, the Latin word for table.<ref>http:/ ...2006. Breccia dikes and crater-related faults in impact craters on Mars: Erosion and exposure on the floor of a crater 75 km in diameter at the dichotomy bo
    40 KB (6,274 words) - 10:53, 23 December 2023
  • Crew 167 Journalism Reports
    • Caprock erosion from wind and water (mass wasting) ...e crew members. It was a beautiful night out there with clear sky and calm wind. The list of objects observed during the night included: the Moon, Jupiter,
    27 KB (4,417 words) - 18:11, 7 March 2019
  • Ismenius Lacus quadrangle
    ...s than the length of Greenland).<ref>Distances calculated using NASA World Wind measuring tool. http://worldwind.arc.nasa.gov/.</ref> The Ismenius Lacus qu ...el.jpg|Possible inverted channel Here after a stream bed got filled with erosion resistant materials, the surrounding, softer landscape eroded away.
    70 KB (10,556 words) - 06:01, 28 March 2024
  • Coprates quadrangle
    ...ssolved in water. Some cementing materials are very hard and resistant to erosion. On Earth, materials cemented by silica are highly resistant to all kinds o
    26 KB (4,014 words) - 08:58, 1 January 2024
  • Arcadia quadrangle
    ...s than the length of Greenland).<ref>Distances calculated using NASA World Wind measuring tool. http://worldwind.arc.nasa.gov/.</ref> ...2006. Breccia dikes and crater-related faults in impact craters on Mars: Erosion and exposure on the floor of a crater 75 km in diameter at the dichotomy bo
    25 KB (3,838 words) - 04:53, 7 May 2024
  • Hellas quadrangle
    ...ss of formation is still largely unknown, although it appears to be due to erosion of hard and soft sediment along with ductile deformation. Ductile deformati Image:ESP_024868pyramid.jpg|Layered feature probably formed by the erosion of the upper plains unit
    59 KB (8,788 words) - 06:48, 4 May 2024
  • Crew 1a - Crew Reports
    ...r local repeaters. Frequently, however, the background noise caused by the wind blowing around their helmets made them difficult to understand and made it ...amples and successfully transport them to the sample collection bags. High wind conditions were intermittent, however, and did not stop any of our planned
    127 KB (20,888 words) - 21:33, 4 October 2019
  • Phaethontis quadrangle
    ...2006. Breccia Dikes and Crater-Related Faults in Impact Craters on Mars: Erosion and Exposure on the Floor of a 75-km Diameter Crater at the Dichotomy Bound ...2006. Breccia dikes and crater-related faults in impact craters on Mars: Erosion and exposure on the floor of a crater 75 km in diameter at the dichotomy bo
    41 KB (6,106 words) - 10:20, 29 December 2023
  • Mare Acidalium quadrangle
    ...s than the length of Greenland).<ref>Distances calculated using NASA World Wind measuring tool. http://worldwind.arc.nasa.gov/.</ref> The quadrangle covers Rock can be formed into layers in a variety of ways. Volcanoes, wind, or water can produce layers<ref>http://hirise.lpl.arizona.edu?PSP_008437_1
    31 KB (4,688 words) - 03:55, 24 January 2024
  • Diacria quadrangle
    ...re resistant to erosion than the material that surrounds it. Differential erosion then removes the less resistant surrounding material, leaving behind the yo ...rds, ice disappears into the air (by the process of sublimation), and then wind removes dust.
    36 KB (5,518 words) - 14:50, 27 March 2024
  • Extant Life on Mars
    ...l processes that occur; imaging the surface seeking evidence of past water erosion; examining the physical properties of ice; monitoring the polar ice caps; a ...phere also must have been much denser in order to cause the amount of wind erosion seen that caused the hematite to fall out of the sandstone. (Universe)
    80 KB (12,727 words) - 12:45, 26 May 2020
  • Crew 6 - Crew Reports
    ...d for the emitter field. This is not a problem as the warm weather and the wind have made the leach field work well. ...squeaks and moans as the wind whistles past the satellite dish. By six the wind was blowing fiercely. This is typical for this area. A storm blew over as w
    118 KB (20,168 words) - 17:24, 16 March 2020
  • Tharsis
    ...ref>Kass, D. ; Yung, Y. 1995. Loss of atmosphere from Mars due to solar wind-induced sputtering. Science. 268 (5211): 697–699.</ref> <ref>Carr, M an ...dence for melting of summit snowpack, caldera lake formation, drainage and erosion on Ceraunius Tholus | url=http://www.planetary.brown.edu/pdfs/3408.pdf | jo
    29 KB (4,380 words) - 08:10, 15 May 2021
  • Crew 1b - Crew Reports
    ...ust awesome, with yellows, pinks, and pale browns alternating. The unusual erosion patterns do add an unearthly, Mars-like feeling to the place. The views out ...ose membrane and this seemed to hold to at least some degree even with the wind gusting to 35+ mph
    190 KB (31,918 words) - 09:28, 12 October 2019
  • The Observational History of Mars as a Pathway for a Human Mission
    ...r system, Valles Marineris (Image 4), and evidence of weather patterns and erosion. The orbiter also imaged the satellites of Mars, Phobos, and Deimos. Marine ...he solar wind, solar particle events, and galactic cosmic rays. The solar wind includes low-energy particles electrons, protons, and alpha particles, sola
    64 KB (10,261 words) - 16:11, 21 December 2020
  • Crew 3 - Crew Reports
    Today, we had no EVA. A lot of problems due to the strong wind had to be dealt with. Nevertheless, the interaction with the BBC radio team Wind speed peaks at 48 km/h, taking flag down.
    157 KB (25,890 words) - 15:59, 5 November 2019
  • Crew 184 - Journalist Report
    ...real detour. There are somewhat natural roads on Mars, shaped by wind and erosion. From experience we do not test our rovers to the extreme and keep them mai
    45 KB (8,279 words) - 14:55, 27 March 2019
  • Crew 2 - Crew Reports
    ...sont rounded and unpolished (this means that they had been carrying by the wind and shocked some between others, involving microscopics stars and fractures ...y shaking the hab structure. A quick check of the weather monitor revealed wind speeds hovering around 20 and gusting up to 40 mph. Such winds would probab
    173 KB (29,116 words) - 08:06, 29 October 2019
  • Crew 172 - Journalism Reports
    ...I mean we’re hardly equatorial, but we’re a ways from the pole.. Maybe the wind currents are strong enough to escape some ice off and carry it all the way ...d Canyon got nothing on Mars. Something about the rich colors and years of erosion by dust
    67 KB (11,872 words) - 17:56, 7 March 2019
  • Crew 4 - Crew Reports
    ...the potential for harboring microbial life. Location, temperature, sun and wind exposure, and evidence of runoff are being recorded. Richness of microbial ...passed an interesting rock formation. Several rocks had been weathered by wind and water in a manner that they formed something of a pedestal or table sha
    287 KB (46,756 words) - 18:19, 19 December 2019
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