[28] Using geometric relationships of caldera dimensions from laboratory models, scientists have estimated that the magma chamber associated with the largest caldera on Olympus Mons lies at a depth of about 32 km (105,000 ft) below the caldera floor. Bereits vor dem Zeitalter der Raumfahrt kannten die Astronomen die helle Region auf dem Mars, die sie Nix Olympica (vom lateinischen nix = Schnee) nannten. McGovern, P.J. [3] The summit of the mountain has six nested calderas (collapsed craters) forming an irregular depression 60 km (37 mi) × 80 km (50 mi) across[11] and up to 3.2 km (2.0 mi) deep. En 2004, la caméra stéréo haute résolution (HRSC) de la sonde européenne Mars Express a identifié, sur les flancs d'Olympus Mons, des coulées de lave datant d'à peine 2 millions d'années. Lava flows on Olympus Mons with older and younger flows labeled, as viewed by HiRISE during the HiWish program. Le toponyme Nix Olympica faisait référence à l'apparence enneigée de cette zone, nix en latin signifiant « neige ». May 28, 2019 - This Pin was discovered by Idiglo. Der Olympus Mons auf dem Mars ist der gewaltigste Vulkan, den die Menschheit kennt. La Terre n'est pas la seule planète du système solaire qui possède des volcans. MOUNT OLYMPUS IST UNSER NATIVER SCHATZ Unsere Herausforderung war es, den gesamten Herstellungsprozess von Naturkosmetik zu zertifizieren und wir haben es geschafft! [8] The craters are notable for being two of several suspected source areas for shergottites, the most abundant class of Martian meteorites. ; Harris, A.J.L. Dieser Camping hat Plätze mit Parzellierung, mit Schatten, ohne Schatten und plätze mit etwas Schatten. List of tallest mountains in the Solar System, Mars Orbiter Laser Altimeter: Experiment summary, Layers in Olympus Mons Basal Scarp (PSP_001432_2015), https://www.sciencedaily.com/releases/2009/02/090203175343.htm, Public Access to Standard Temperature-Pressure Profiles, http://www.lpi.usra.edu/meetings/lpsc2009/pdf/1527.pdf, http://www.lpi.usra.edu/meetings/lpsc2011/pdf/2386.pdf, http://www.lpi.usra.edu/meetings/lpsc2010/pdf/2252.pdf, http://www.lpi.usra.edu/meetings/lpsc2009/pdf/2192.pdf, "The geometry of volcano flank terraces on Mars", "Global Mineralogical and Aqueous Mars History Derived from OMEGA/Mars Express Data", http://www.lpi.usra.edu/meetings/abscicon2010/pdf/5633.pdf, Western Flank of Olympus Mons and Aureole, https://en.wikipedia.org/w/index.php?title=Olympus_Mons&oldid=995751232, Short description is different from Wikidata, Articles needing more detailed references, Wikipedia articles with WORLDCATID identifiers, Creative Commons Attribution-ShareAlike License, Tallest planetary mountain in the Solar System, This page was last edited on 22 December 2020, at 18:20. Olympus Mons is an unlikely landing location for automated space probes in the near future. The volcano is located in Mars' western hemisphere, with the center at 18°39′N 226°12′E / 18.650°N 226.200°E / 18.650; 226.200,[1] just off the northwestern edge of the Tharsis bulge. Construit sur le même mode que les tuyas terrestres, la lave se serait empilée en formant l'escarpement[15]. The aureole consists of several large lobes. (2007). [16], Due to the size and shallow slopes of Olympus Mons, an observer standing on the Martian surface would be unable to view the entire profile of the volcano, even from a great distance. Les volcans boucliers martiens atteignent des tailles gigantesques par rapport à leurs équivalents terrestres en raison de l'absence de tectonique des plaques sur Mars : la croûte martienne demeure immobile par rapport aux points chauds ; ceux-ci peuvent ainsi percer la croûte au même endroit pendant de très longues périodes pour donner naissance à des édifices volcaniques résultant de l'accumulation de laves pendant parfois plusieurs milliards d'années (3,8 milliards d'années dans le cas d'Olympus Mons). Cette zone, circulaire, large de 5 à 7 degrés et située à environ cinq kilomètres d'altitude, se trouve à la base de l'escarpement et présente une température pouvant atteindre 30 kelvins de plus que les zones environnantes[16]. Olympus Mons is about two and a half times Mount … Selon d'autres théories, ces structures seraient les restes des glissements de terrain ayant conduit à la formation de l'escarpement[11]. Il peut encore être un des lieux principaux comme quand il est le siège de l'École de commandement militaire d'Olympus où sont formés les soldats de la FORCE dans la saga Hypérion de Dan Simmons ou bien le lieu d'un festival annuel dans La Trilogie de Mars de Kim Stanley Robinson. Trotz Phase und kleinem Marsdurchmesser gelangen am 19.4.2012 bei guter Luft einige Marsvideos, aus denen brauchbare Marsbilder erstellt werden konnten.… et al. 4 nov. 2019 - Découvrez le tableau "Mont olympe" de Nicolas Barlier sur Pinterest. The shape of Olympus Mons is distinctly asymmetrical—its flanks are shallower and extend farther from the summit in the northwestern direction than they do to the southeast. Der Camping verfügt über einen Spielplatz und ein Sportgelände. The Tharsis Montes are slightly smaller than Olympus Mons. Even if you don't post your own creations, we appreciate feedback on ours. The youngest calderas form circular collapse craters. The first objects to become visible as the dust began to settle, the tops of the Tharsis volcanoes, demonstrated that the altitude of these features greatly exceeded that of any mountain found on Earth, as astronomers expected. Diese Seite wurde zuletzt am 29. In contrast, the volcano's steeper southeastern side has features indicating compression, including step-like terraces in the volcano's mid-flank region (interpreted as thrust faults[32]) and a number of wrinkle ridges located at the basal escarpment. L'inclinaison des pentes du volcan est voisine de 5 degrés en moyenne, atteignant 30 degrés au niveau de l'escarpement périphérique[2]. ; Burr, D.M. Alba Mons, northeast of Olympus Mons, has roughly 19 times the surface area, but is only about one third the height. [35], It has been speculated that the detachment along the weak layers was aided by the presence of high-pressure water in the sediment pore spaces, which would have interesting astrobiological implications. Mount Olympus (/ oʊ ˈ l ɪ m p ə s, ə ˈ l ɪ m-/; Greek: Όλυμπος Olympos, for Modern Greek also transliterated Olimbos, or ) is the highest mountain in Greece.It is located in the Olympus Range on the border between Thessaly and Macedonia, between the regional units of Pieria and Larissa, about 80 km (50 mi) southwest from Thessaloniki.Mount Olympus has 52 peaks and deep gorges. or. Our Story. (2011). Levees are quite common to lava flows on Mars. The curvature of the planet and the volcano itself would obscure such a synoptic view. [15], Being a shield volcano, Olympus Mons has a very gently sloping profile. Ihren Namen erhielt sie von dem italienischen Astronomen Giovanni Schiaparelli (1853 1910), der sich besonders um die Fernerkundung unseres Nachbarplaneten Mars verdient gemacht und die vermeintlichen Marskanäle (Abb. If water-saturated zones still exist in sediments under the volcano, they would likely have been kept warm by a high geothermal gradient and residual heat from the volcano's magma chamber. Cela met en évidence l'expansion et la modification de la surface liées à l'activité glaciaire. This inhibition of southeasterly basal spreading in Olympus Mons could account for the structural and topographic asymmetry of the mountain. Friction was higher in that direction because the sediments were thinner and probably consisted of coarser grained material resistant to sliding. Minecraft Map. Olympus Mons: A Primary Target for Martian Biology. The wider, gently sloping northern flank is to the right. This mechanism has long been cited as an explanation of the Olympus Mons aureole deposits (discussed below).[36]. [38], Olympus Mons and a few other volcanoes in the Tharsis region stand high enough to reach above the frequent Martian dust-storms recorded by telescopic observers as early as the 19th century. Oblique view of Olympus Mons, from a Viking image mosaic overlain on MOLA altimetry data, showing the volcano's asymmetry. Ces dykes formeraient des structures parallèles ou radiatives, traduisant ainsi des intrusions dans le sol martien[14]. Create New Account. It is often cited as the largest volcano in the Solar System. (2008). Volcanoes are formed when the hot molten lava, ash, and gases trapped inside the Earth’s surface find an outlet, through a fissure or opening in a planet’s crust. 7 diamonds 512 views 17 downloads 1 comments 1 favorited. La montagne joue un rôle central dans Olympus Mons, série de bande dessinée de science-fiction par Christophe Bec et Stefano Raffaele (2001)[17]. As the volcano grew through lateral spreading, low-friction detachment zones preferentially developed in the thicker sediment layers to the northwest, creating the basal escarpment and widespread lobes of aureole material (Lycus Sulci). Sur Terre, un tel volcan résulte d'épanchements de laves pauvres en silice qui s'écoulent facilement sur de grandes distances, formant des structures aplaties s'étalant sur des surfaces très importantes, contrairement, par exemple, aux stratovolcans, dont le cône, bien formé, a une base bien plus restreinte. Der Mars Express nahm das erstes Farbbild des höchsten Berges des Sonnensystems in Hochauflösung auf - das Berliner HRSC-Team will auch das bekannte "Marsgesicht" in … The average slope on the volcano's flanks is only 5°. In der Tharsis- und der Elysium-Region des Mars liegt die Heimat gewaltiger Schildvulkane, die über Äonen das feurige Innere des Roten Planeten in die Kraterlandschaft spuckten. your own Pins on Pinterest in, Mouginis-Mark, P.J. Die Steilhänge fallen hier über sieben Kilometer tief von der westlichen Vulkanflanke in das angrenzende Tiefland ab. Olympus Mons is the result of many thousands of highly fluid, basaltic lava flows that poured from volcanic vents over a long period of time (the Hawaiian Islands exemplify similar shield volcanoes on a smaller scale – see Mauna Kea). It had been known to astronomers since the late 19th century as the albedo feature Nix Olympica (Latin for "Olympic Snow"). Shield volcanoes (named so because their entire structure resembles a warrior’s shield) are almost entirely made up of cooled lava flows piling over time, and they tend to be flatter compared to ot… Cet air réchauffé se refroidirait en altitude et retomberait à distance du volcan[16]. If this is confirmed, Tharsis would be by far the largest volcano in the Solar System. The flanks of Olympus Mons are made up of innumerable lava flows and channels.