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• Conjunction
  ...the relative positions of an observer and a planet or an observer and two planets. The observer is, of course, usually looking from the surface of the [[Eart ==Two planets==
  1 KB (216 words) - 11:03, 5 August 2019
• Solar System
  ...r System consists of the terrestrial planets, the gas giants, moons, dwarf planets, asteroids, comets, and vast amounts of dust and debris. Also, Mars. ===Major Planets===
  5 KB (802 words) - 05:37, 27 March 2021
• Links and Resources
  ==The <s>Nine</s>8 Planets== * [http://www.nineplanets.org The <s>Nine</s>8 Planets] - Bill Arnett
  3 KB (354 words) - 13:41, 20 December 2018
• Origin of Mars and its Elemental Composition
  ...imal in about another 10,000 years. These bodies in turn accumulated into planets in another 10 to 100 million years in a process that mixed planetesimals fr ...un and since planetesimals from neighboring regions mixed in forming these planets, the elemental compositions of Mars and Earth should be similar. Analysis
  2 KB (313 words) - 18:14, 10 November 2020
• Geochemistry
  ...d composition in rocks and [[soil]] found on [[Earth]], [[Mars]] and other planets.
  282 bytes (37 words) - 16:34, 17 December 2018
• Speed of light
  ...22 minutes (between about 180 to 1340 seconds depending on the position of planets and resulting distance). For two way communication (request - answer) time ...planets, for a period of time sun will be positioned directly between both planets, blocking direct communications.
  2 KB (243 words) - 08:19, 27 October 2020
• Mercury
  ...Earht's 1350 w/m2 or Mars' 600 W/m2. Beamed power could be sent to other planets in the solar system from Mercury's surface, although this might better be a ...and material from the core might be more easily accessible than for other planets.
  2 KB (296 words) - 16:31, 17 February 2023
• Sun
  Eight planets are [[orbit|orbiting]] the sun, amoung them [[Mars]] and [[Earth]].
  707 bytes (111 words) - 20:53, 5 December 2019
• Asteroids
  '''Asteroids''', also known as ''minor planets'' or ''planetoids'', are significantly-sized debris that orbit the [[Sun]].
  990 bytes (149 words) - 15:30, 17 December 2018
• Orbit
  ...h around a bigger object, attracted by its [[gravity]]. [[Mars]] and other planets are orbiting the [[Sun]] in an elliptical trajectory. Mars is orbited by tw ...ansfer between two bodies. They are used to reduce transfer times between planets and other bodies. They require more powerful engines than low energy traje
  3 KB (436 words) - 07:46, 27 August 2021
• Motivation
  ...her planets, because the occurrence of such events at the same time on two planets is extremely unlikely. While the death of Mankind is hard, the collapse of ...ear of going away empty-handed while other nations occupy the Moon and the planets drives the government to support the effort.
  5 KB (808 words) - 16:03, 10 November 2022
• Goldilocks Zone
  Thus, human effort can warm planets (and possibly cool them), adjusting the size of the Goldilocks zone. "Worlds Beyond Our Own: The Search for Habitable Planets", by Susan Sengupta.
  4 KB (645 words) - 16:04, 25 July 2020
• Astrobiology
  ...t the extreme limits of life are on Earth and possibly on extraterrestrial planets or satellites. ...strobiology is to determine if it is possible for life to survive on other planets or satellites in our solar system and beyond. Astrobiology includes resea
  8 KB (1,161 words) - 11:22, 17 December 2018
• Internet
  ...ther issue as the Sun will be blocking the Line Of Sight (LOS) between the planets, communication signals will need to be re-routed via an [[Deep Space Networ
  6 KB (894 words) - 14:09, 6 November 2020
• SpaceX
  ...ace technology, with the ultimate goal of enabling people to live on other planets."
  2 KB (258 words) - 11:51, 31 August 2021
• Information Infrastructure
  ...might be required to communicate with vehicles in transit between the two planets.
  2 KB (242 words) - 10:40, 3 January 2020
• Solar wind
  ...ll often manifest itself as [[aurora|aurorae]] in the upper atmospheres of planets with magnetic fields. The ''solar wind'' is often associated with [[Coronal
  4 KB (616 words) - 16:26, 6 May 2021
• Spacecraft Classification
  ...planet’s gravity. The spacecraft’s orbit will be designed to pass close by planets but never orbit one, instead following a larger orbit around the sun. ...ll as survive very long periods in harsh conditions in the journey between planets.
  5 KB (853 words) - 10:19, 1 January 2023
• Cobalt
  ...]] that can be found in meteoritic iron. It is more common in the core of planets than in the crust. (Note that iron meteors, are the 'core' of large astero
  2 KB (295 words) - 15:00, 4 October 2022
• Columbus Crater
  ...fed paleolakes of Terra Sirenum, Mars. Journal of Geophysical Research E: Planets DOI: 10.1029/2010JE003694</ref> These were found using an orbiting near- ...fed paleolakes of Terra Sirenum, Mars. Journal of Geophysical Research E: Planets DOI: 10.1029/2010JE003694</ref>
  5 KB (693 words) - 10:14, 18 September 2021
• Exobiology
  Water, free oxygen and chlorophyll are all possible tracers for life on other planets that could be detected by astronomers.
  2 KB (360 words) - 08:51, 10 November 2019
• Mineral
  ...e bodies of liquid (usually water as its status as a universal solvent) on planets, such as lakes, rivers, or oceans, have often dissolved a great amount of s
  3 KB (404 words) - 20:23, 25 December 2019
• Geothermal energy
  ...cosmic bodies. It can be generated by the immense pressure in the core of planets and created by nuclear processes and is constantly available with virtually
  3 KB (439 words) - 04:36, 10 November 2022
• Tianwen-1
  ...m. Eastern. That was enough to permit the craft to be captured by the Red planets gravity. Tianwen-1 will gradually lower its orbit for better study of Mars.
  3 KB (384 words) - 07:50, 31 March 2022
• Transverse Aeolian ridges (TARs)
  ...Mars: Transverse Aeolian Ridges on Mars". Journal of Geophysical Research: Planets. 119 (12): 2583–2599. doi:10.1002/2014JE004633. </ref> <ref> Wilson, Sha ...ts of particulate materials 1. A review". Journal of Geophysical Research: Planets. 102 (E3): 6535–6549. Bibcode:1997JGR...102.6535P. doi:10.1029/96JE03302.
  8 KB (1,111 words) - 05:29, 10 September 2022
• Hohmann transfer
  ...from Planet Facts website: <nowiki>http://planetfacts.org/orbital-speed-of-planets-in-order/</nowiki></ref> and travel is far from instantaneous over such a v ...timing and positioning of the trajectory, a mission must wait for the two planets to reach the proper alignment before launching. Departing too soon or too l
  14 KB (2,097 words) - 10:36, 5 August 2019
• Gusev Crater
  ...m Gusev crater and calibration report | url = | journal = J. Geophys. Res. Planets | volume = 111 | issue = | page = }}</ref> ...f>Squyres, S., et al. 2006 Rocks of the Columbia Hills. J. Geophys. Res. Planets. 111</ref> Most importantly, all of the rocks in Columbia Hills show vario
  6 KB (917 words) - 19:04, 8 January 2020
• Why we need Mars to save humanity
  ...burst has to be directed in our direction. While they may affect several planets, Mars may not be affected if it were on the other side of the solar system. ...www.scientificamerican.com/article/wandering-in-the-void-billions-of-rogue-planets-without-a-home/</ref> They are not attached to a star. Instead they are j
  7 KB (993 words) - 00:51, 24 April 2021
• Gravitational parameter
  ...Sarzi-Amade - ''Physical and orbit properties of the sun, earth, moon, and planets'' in J.R. Wertz, D.F. Everett & J.J. Puschell eds. ''Space mission engineer
  2 KB (388 words) - 11:24, 17 December 2018
• Observing Mars with a Telescope
  ...ystem with surface features easily distinguishable from Earth—of the inner planets, Mercury’s small size and proximity to the Sun make viewing exceptionally ...elative positions of Earth and Mars at opposition and conjunction. The two planets reach opposition roughly once every 26 months.]]
  13 KB (2,038 words) - 12:05, 18 September 2019
• Atmospheric loss
  ...hese can exceed the escape velocity of the planet. Thus, smaller / warmer planets will lose these gases more quickly than larger / cooler ones. Gas giants h "Moons and Planets 5th Edition" by William K. Hartman, ISBN 0-534-49393-9
  7 KB (1,125 words) - 16:44, 3 December 2022
• MOC Public Targeting Program
  ...lanetary cruise through primary mission". Journal of Geophysical Research: Planets. 106 (E10): 23429–23570. Bibcode:2001JGR...10623429M. doi:10.1029/2000JE0
  3 KB (432 words) - 06:50, 27 December 2023
• Recycling
  ...ay of adding materials to the settlement. Importation from Earth or other planets is another.
  3 KB (495 words) - 09:21, 19 January 2021
• Mars Music
  ...mance in 1918.  According to Prof. Robert Greenberg, “Each movement in The Planets represents the embodiment of the titled astrological character and then pro
  8 KB (1,296 words) - 18:12, 10 November 2020
• Interplanetary commerce
  ...ticle, interplanetary commerce includes moons like [[Moon|Luna]] and dwarf planets like [[Ceres]]. Distances between the planets and Luna are always changing, requiring precise calculations for accurate t
  9 KB (1,398 words) - 14:52, 2 October 2020
• Regolith
  ...orites|meteoritic]] impact and erosion that forms the uppermost surface of planets, satellites and asteroids. It is a possible construction material in the fo
  4 KB (521 words) - 08:50, 4 November 2020
• Escape velocity
  ...Sarzi-Amade - ''Physical and orbit properties of the sun, earth, moon, and planets'' in J.R. Wertz, D.F. Everett & J.J. Puschell eds. ''Space mission engineer
  4 KB (588 words) - 07:53, 27 August 2021
• Super Greenhouse Gases
  ...(SGG) are hundreds or thousands of times more powerful than CO2 in warming planets, and are regulated on Earth for that reason. On Mars, which is too cold, l ...uld have a sub freezing temperature of -10 C. However, not all gases warm planets equally. Some such as oxygen (O2), and nitrogen (N2) are transparent to he
  12 KB (1,880 words) - 09:37, 23 July 2022
• Lagrangian point
  ...3)], Lagrangian points are currently used to describe the influence of the planets over local space, provides a location for [[asteroids|Trojan asteroids]] an
  5 KB (739 words) - 15:41, 17 December 2018
• Crew 186 - Boilers2Mars
  to the NASA Outer Planets Assessment Group (OPAG) and published in Advances in ...g plants at the molecular level and hopes to adapt plants to grow on other planets.
  8 KB (1,198 words) - 12:19, 24 March 2019
• Roads
  ...than on Earth. Kinetic energy from vehicle speed will be the same on both planets, however.
  4 KB (681 words) - 12:09, 6 October 2023
• Volcano
  Volcanos have been discovered on planets such as Venus, Earth, and Mars. Several moons also show signs of volcanism. Vulcanism is a major way that commercially exploitable ores form. Planets without volcanoes are more likely to undifferentiated 'junk' rocks, whereas
  9 KB (1,402 words) - 11:52, 5 January 2023
• Mars
  ...om/skychart2.aspx charts] show the current position of Mars (and the other planets) in the sky. More detailed and customized charts can be created with a plan ...s the most highly varied and interesting terrain of any of the terrestrial planets, some of it quite spectacular:
  11 KB (1,851 words) - 08:12, 27 May 2022
• Crew 176 - PolMars
  ...tian analogs ,and deals with issues of origin and presence of water on the planets of our Solar System. In 2005 she took part in the Mars Desert Research Stat
  4 KB (606 words) - 17:27, 16 March 2019
• Crew 167 Astronomy Reports
  Other visible planets as possible ...ls completely mastered at this point. Despite trying all three lenses, the planets I viewed were difficult to make out distinguishing features. I was able to
  11 KB (1,858 words) - 17:52, 7 March 2019
• People from Earth to Mars in 30 days
  ...between Mercury and Saturn,<ref>W. Joseph Armento, ''PHYSICAL DATA FOR THE PLANETS, THEIR SATELLITES AND SOME ASTEROIDS'' in the CRC HANDBOOK of CHEMISTRY an
  5 KB (833 words) - 14:01, 10 November 2020
• Doug turnbull
  ...details/lifeteachingsofg00turnrich,</ref> as well as "The Character Of The Planets" in ''Divine Language of Celestial Correspondences''. Coulson Turnbull was
  5 KB (770 words) - 16:10, 17 December 2018
• The Curious Case for Methane on Mars: Methane and Active Organics Discovered on Mars
  ...e discovered amino acids in comets and meteorites, which we know slam into planets, so it is common sense to see that whether Mars originally had organics or ...ications for methane variability on Mars. Journal of Geophysical Research: Planets, 129, e2023JE007841. https://doi.org/10.1029/2023JE007841
  11 KB (1,772 words) - 10:37, 2 May 2024
• Mars mission duration
  ...Earth. The eccentricity of the orbit of Mars is 0.0935 – second among the planets after Mercury. Launch windows to Mars opened approximately every 2.14 years
  5 KB (640 words) - 00:47, 3 March 2021
• Interplanetary communications
  ...would be required in a Mars or Earth leading orbit to transmit between the planets when the direct line of sight is blocked by the Sun.
  6 KB (976 words) - 11:36, 5 October 2022
• How living on Mars will be different than living on Earth
  ...he sun. The planets orbit the sun, not in circles, but as ellipses. Most planets have orbits that are close to circles, like the Earth. Traveling in an ell ...racterizing the life. Just discovering the nature of the chemicals of the planets life would be exciting. Would their DNA, RNA, proteins, fats, and enzymes
  18 KB (2,973 words) - 12:07, 23 August 2021
• Ritchey Crater
  ...hydrous minerals in crater central peaks. Journal of Geophysical Research: Planets, 2015; DOI: 10.1002/2015JE004918</ref> These minerals indicate that water
  7 KB (1,047 words) - 15:31, 2 September 2021
• Mars Pathfinder
  -An improved determination of the Red Planets' metallic core resulted from radio tracking of Mars Pathfinder. The core of
  6 KB (919 words) - 11:47, 17 December 2018
• Earth-Mars Trade
  ...the enormous cost of lifting goods out of the [[gravity]] well of the two planets. The majority of the commerce will necessarily be information-based. Howev
  6 KB (924 words) - 06:45, 27 March 2021
• Medusae Fossae
  ...nd Importance in Martian History |journal=Journal of Geophysical Research: Planets |volume=123 |issue=6 |pages=1368–1379 |year=2018 |last1=Ojha |first1=Luje
  6 KB (880 words) - 07:29, 8 January 2024
• Propellant
  ...e carbon dioxide will be. So hydrogen gas is slowly lost from terrestrial planets, while almost no CO2 will be. See [[atmospheric loss]] for more details.
  7 KB (1,138 words) - 13:34, 7 May 2024
• Spirit
  ...APXS): results from Gusev crater and calibration report". J. Geophys. Res. Planets. 111.</ref> ...f>Squyres, S., et al. 2006 Rocks of the Columbia Hills. J. Geophys. Res. Planets. 111</ref> Most importantly, all of the rocks in Columbia Hills show vari
  15 KB (2,283 words) - 14:41, 9 February 2019
• Mars - A Brief History of Exploration (MarsDrive.com)
  ...ars what it is today and has provided us with very human like views of the planets surface features. The Mars Reconnaissance Orbiter has also reached Mars an
  7 KB (1,111 words) - 18:09, 10 November 2020
• Terraforming Mars
  ...ars as a “practice” ground for learning how to take humanity to extrasolar planets in order to spread humanity around the galaxy. ...er 30, 2013. http://www.astrobio.net/exclusive/5832/signs-of-life-on-dying-planets.
  7 KB (1,182 words) - 08:13, 23 July 2022
• Crew 203
  ...derstand the origin of life on the earth and the search of life in another planets.
  7 KB (1,050 words) - 14:08, 7 March 2019
• Iapygia quadrangle
  ...carbonate-bearing rocks on Mars| journal=Journal of Geophysical Research: Planets| volume=121| issue=4| pages=652–677| year=2016| last1=Wray| first1=James ...is used in planetary geology for the naming of landform features on other planets that could be old river valleys. Such valleys were discovered on Mars, whe
  20 KB (3,015 words) - 06:56, 20 April 2024
• Cooling
  ...tive cooling from high emissivity surfaces. However, near the terrestrial planets and closer to the sun the actual 'space temperature' is usually set at 200K
  7 KB (1,190 words) - 08:15, 16 April 2024
• Crew 191 Mission Summary
  ...and build an imaginary twin orbit like Mars and Earth. The orbits of both planets are also slightly tilted with respect to each other. All of these factors m ...around the Sun. The orbital path is more elongated than many of the other planets, and this oval shaped orbit results in fierce dust storms that cover the en
  15 KB (2,513 words) - 09:58, 24 March 2019
• Crew 182
  ...nmental crisis, it will be essential to leave the Earth, to colonize other planets; maybe for a while, maybe for forever.
  7 KB (1,133 words) - 12:06, 7 March 2019
• Crew 182-Team Peru V
  ...nmental crisis, it will be essential to leave the Earth, to colonize other planets; maybe for a while, maybe for forever.
  7 KB (1,130 words) - 12:32, 16 March 2019
• Rivers on Mars
  ...tflow channels and chaos regions on Mars. Journal of Geophysical Research: Planets Volume 112, Issue E8 </ref> <ref>Clifford, S. 1993. A model for the hydrolo ...global map of valley networks on Mars. Journal of Geophysical Research: Planets: 114, Issue E11. https://doi.org/10.1029/2009JE003357.</ref> <ref>https:
  21 KB (3,160 words) - 10:42, 29 December 2023
• The beauty of Mars from 150 miles
  ...implications for climate history on Mars. Journal of Geophysical Research: Planets 112, E06010.</ref> It is a marker for ice. ...tian Regolith by Diurnal CO2 Frost and the Formation of Slope Streaks. JGR Planets. Volume127, Issue4. e2021JE006988</ref> <ref> Chuang, F.C. et al. 2007. HiR
  17 KB (2,665 words) - 07:46, 30 March 2024
• Back contamination
  ...e complex lifeforms of the Earth are to survive, they must spread to other planets. The universe is filled with sterile rocks. The purpose of life is to liv
  8 KB (1,351 words) - 22:04, 15 May 2022
• Phoenix Mars Mission
  ...and Climate Surveyor integrated payload". Journal of Geophysical Research: Planets. 106 (E8): 17683–98.</ref>
  8 KB (1,143 words) - 15:14, 12 April 2020
• Dark slope streaks
  ...ian Regolith by Diurnal CO2 Frost and the Formation of Slope Streaks. JGR Planets. Volume127, Issue4. e2021JE006988</ref> ...neae (RSL) Following the Planet‐Encircling Dust Event (PEDE) of 2018. JGR Planets</ref>
  18 KB (2,669 words) - 10:54, 14 January 2024
• Meteorites
  ...[[crater|cratering]], ejecta and dust (forming a layer of [[regolith]] on planets with low geological activity such as Mars). This poses an obvious risk to a
  7 KB (1,092 words) - 09:11, 25 January 2023
• Crew 173 - Journalism Reports
  And learn about all the other planets in our solar system. .... She had a special chart that could predict the position of the stars and planets in the night sky and they would use it to stargaze most nights.
  26 KB (4,719 words) - 17:20, 7 March 2019
• List of non-fiction books about Mars
  |The Rock from Mars: A Detective Story on Two Planets
  8 KB (1,260 words) - 12:23, 30 March 2021
• Crew 192 Mission Summary
  ...ime observational astronomy lectures describing various constellations and planets. The crew was able to observe several satellites and wonder at the incredib
  8 KB (1,238 words) - 19:14, 7 March 2019
• Telling Time on Mars
  ...ctical benefit; even if clocks were initially synchronized between the two planets, the 40-minute time differential per day means that Earth time would rapidl
  9 KB (1,425 words) - 12:10, 19 July 2019
• Crew 187
  ...ssociation of Trujillo (ATA), promoting space sciences and curiosity about planets, stars and the universe for all people.
  9 KB (1,453 words) - 12:20, 24 March 2019
• Cosmic radiation
  Cosmic rays are blocked by planets, so people on a planet (or in close orbit around one), receive half the cos
  10 KB (1,660 words) - 22:07, 26 April 2024
• Crew 192 Science Reports
  ...ime observational astronomy lectures describing various constellations and planets. The crew was able to observe several satellites and wonder at the incredib
  9 KB (1,368 words) - 19:33, 7 March 2019
• Mars Odyssey
  ...in their orbits around the sun allows spacecraft to travel between the two planets with the least amount of energy. 2001 Mars Odyssey launched on April 7, 200
  9 KB (1,367 words) - 16:17, 13 October 2021
• Crew 181
  ...Earth awareness day, and testing Earth souvenirs that don’t work on other planets like kites and compasses. Living on a new planet will reveal that our perce
  9 KB (1,438 words) - 11:58, 16 March 2019
• MAVEN
  ...tflow channels and chaos regions on Mars. Journal of Geophysical Research: Planets Volume 112, Issue E8 </ref> <ref>Clifford, S. 1993. A model for the hydrolo
  10 KB (1,524 words) - 14:33, 9 February 2019
• Autonomous planetary settlement
  ...f the Earth, no less than with placing on [[Mars]], the [[Moon]] and other planets of Solar system. The carried out analysis gives the grounds to believe that
  10 KB (1,548 words) - 02:41, 3 October 2019
• Mars Reconnaissance Orbiter
  ...Aerobraking has the potential to allow us to send more useful payloads to planets like Mars. It was successfully used to adjust the orbit of the Mars Reconn
  11 KB (1,695 words) - 15:12, 6 September 2019
• Radioactive Rarity on Mars
  ...technology, we could export items as valuable as gold (or more so) between planets at a profit.
  13 KB (2,091 words) - 19:37, 29 November 2022
• InSight Mission
  ...m/nasas-mars-insight-lander-uses-wind-induced-vibrations-to-reveal-the-red-planets-subsurface-layers/</ref> <ref> Hobiger, M. et al. 2021. The shallow stru Science, 373, 438-443, 2021 </ref> <ref>Kim et al., J. Geo Mantlephy. Res., Planets, in press, 2022</ref> <ref>Compaire et al.
  27 KB (4,155 words) - 06:44, 1 January 2024
• Thorium
  ...horium that existed when the Earth and Mars were formed is still here (the planets are is 4.5 billion years old). Thorium is not fissile, but it is fertile.
  12 KB (1,933 words) - 12:08, 29 November 2022
• Crew 169 - Team Peru IV
  ...has reached a level of knowledge which we began to explore our neighboring planets, and perhaps one day, even beyond. The only thing he loves as much as scien
  12 KB (1,871 words) - 17:34, 7 March 2019
• Interplanetary Internet
  ...DTN will enable the extension of networks into deep space to explore other planets and solar system points of interest. Seen as necessary for space exploratio
  14 KB (2,041 words) - 11:20, 5 October 2022
• Oxia Palus quadrangle
  ...s used in planetary geology for the naming of river-like features on other planets. ...flow channels and chaos regions on Mars. Journal of Geophysical Research: Planets Volume 112, Issue E8</ref> <ref>Clifford, S. 1993. A model for the hydro
  40 KB (6,274 words) - 10:53, 23 December 2023
• Radioisotope Thermoelectric Generators: Advantages and Disadvantages
  ...Benson, S. W. (2007, November 8). ''Solar for Outer Planets Study''. Outer Planets Assessment Group.</ref> the required increases in probe size and mass will
  31 KB (4,637 words) - 13:31, 7 May 2024
• Terraforming
  "New Earths: Restructuring Earth and Other Planets", by James Edward Oberg, ISBN: 0-8117-1007-6.
  15 KB (2,421 words) - 14:52, 2 March 2024
• Arabia quadrangle
  ...ssion in Coprates Catena, Mars| journal = Journal of Geophysical Research: Planets | volume = 121 | issue = 5| pages = 805–835 | doi = 10.1002/2015JE004954 ...ian Regolith by Diurnal CO2 Frost and the Formation of Slope Streaks. JGR Planets. Volume127, Issue4. e2021JE006988</ref><ref>http://redplanet.asu.edu/ |ti
  34 KB (5,229 words) - 09:43, 26 February 2024
• Viking 2
  ...te and organics at midlatitudes on Mars". Journal of Geophysical Research: Planets. 115 (E12010): E12010.</ref> <ref>Navarro-González, Rafael; Vargas, Edgar
  16 KB (2,517 words) - 16:08, 8 February 2019
• Oceans on Mars
  ...rthern plains of Mars | url = | journal = Journal of Geophysical Research: Planets | volume = 118 | issue = | pages = 1285–1302</ref> <ref>Fawdon, P., et al ...flow channels and chaos regions on Mars. Journal of Geophysical Research: Planets Volume 112, Issue E8</ref> <ref> Clifford, S. 1993. A model for the hydr
  49 KB (7,482 words) - 13:10, 27 December 2023
• Mare Tyrrhenum quadrangle
  ...alley. It is used in planetary geology for the naming of features on other planets, including what could be old river valleys that were discovered on Mars, wh
  18 KB (2,705 words) - 15:55, 24 December 2023
• Margaritifer Sinus quadrangle
  ...d in planetary geology for the naming of valley landform features on other planets. ...251: 291-314</ref><ref>Weitz, C. 2016. Journal of Geophysical Research: Planets, 2016, 121(5): 805-835.</ref><ref>Bishop, J., et al. 2013. What the ancie
  38 KB (5,857 words) - 15:46, 24 December 2023
• Lunae Palus quadrangle
  ...word for valley. It is used for the naming of landform features on other planets.
  19 KB (2,910 words) - 17:58, 24 December 2023
• High Resolution Imaging Science Experiment (HiRISE)
  ...ion Imaging Science Experiment (HiRISE). Journal of Geophysical Research: Planets Volume 112, Issue E5</ref> <ref>https://agupubs.onlinelibrary.wiley.com/doi
  21 KB (3,311 words) - 16:26, 13 January 2024
• Layers on Mars
  ...ref>De Hon, R. 1992. Martian lake basins and lacustrine plains. Earth Moon Planets: 56, 95-122.</ref> <ref>Cabrol, N., E. Grin. 1999. Distribution, classifica
  19 KB (2,816 words) - 10:23, 2 January 2024
• Martian features that are signs of water ice
  ...tions for climate history on Mars" (PDF). Journal of Geophysical Research: Planets. 112 (E6): E06010.</ref> in the northern hemisphere and in the region of ...eems that ice moves from the poles to the mid-latitudes frequently, as the planets tilt changes.
  42 KB (6,301 words) - 14:48, 27 March 2024

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