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Margaritifer Terra
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Window to a watery past on Mars The scene, captured by ESA's Mars Express, is a composite of two images taken in March 2007 and February 2017. It focuses on a large crater in the Margaritifer Terra region in the southern hemisphere of Mars, and includes a portion of Erythraeum Chaos to the north (right i...
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Mawrth Vallis
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ExoMars: Rover scientists to study Mawrth Vallis option Europe is going to investigate a second site on Mars as a possible destination to send its 2021 rover. Scientists spent two days considering the options and plumped in the end for Mawrth Vallis - an area rich in clay minerals that must have forme...
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Lomonosov crater
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Lomonosov impact crater linked to Martian tsunamis Scientists have located an impact crater linked to powerful tsunamis that swept across part of ancient Mars. The team believe an asteroid triggered 150m-high waves when it plunged into an ocean thought to have existed on northern Mars three bill...
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Kasei Valles
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Remnants of a mega-flood on Mars ESA's Mars Express has captured images of one of the largest outflow channel networks on the Red Planet. The Kasei Valles channel system extends around 3000 km from its source region in Echus Chasma - which lies east of the bulging volcanic region Tharsis and just nort...
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Colles Nili
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Buried glaciers on Mars This jumble of eroded blocks lies along the distinctive boundary between the Red Planet's southern highlands and the northern lowlands, with remnants of ancient glaciers flowing around them. Read more
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Martian craters
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The International Astronomical Union (IAU) has approved new names for two craters on Mars. Arima for a 53.59-km-wide Martian crater located at -15.84°S, 296.32°E. The feature was named in honour of a town in Trinidad and Tobago. Baucau for a 17.94-km-wide Martian crater located at -28.37°S, 304....
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Martian winds
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The effect of the winds of Mars Read more
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Siloe Patera
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Impact crater or supervolcano caldera? At first glance, the region covered by this latest Mars Express image release appears to be pockmarked with impact craters. But the largest structure among them may hold a rather explosive secret: it could be remains of an ancient supervolcano. The images pr...
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Greeley Crater
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Large Mars crater named for late ASU professor Ronald Greeley A large, ancient crater - nearly as wide as Arizona - now carries the name of Greeley Crater, in honour of the Mars science pioneer and longtime professor of planetary science. Read more
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Martian clouds
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Martian clouds in motion The images that compose this animation were taken on October 14, 2010, on Mars Express' 8676th orbit, and show an area within Noachis Terra to the west of Hellas basin, around 45 degrees south, 38 east. There are two c...
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Nili Fossae
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These new images from the high-resolution stereo camera on ESA's Mars Express show Nili Fossae, one of the most enticing regions on Mars. This 'graben system' lies northeast of the volcanic region of Syrtis Major on the northwestern edge of the large Isidis impact basin - and intriguing hints of met...
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Louth Crater
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Title: Louth Crater: Evolution of a layered water ice mound Author: Adrian J. Brown, Shane Byrne, Livio L. Tornabene, Ted L. Roush We report on observations made of the ~36km diameter crater, Louth, in the north polar region of Mars (at 70°N, 103.2°E). High-resolution imagery from the instruments...
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Face on Mars
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[url=http://en.wikipedia.org/wiki/Cydonia_(region_of_Mars)#.22Face_on_Mars.22]Read
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Mars New Crater
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NASA Mars Orbiter Examines Dramatic New Crater Space rocks hitting Mars excavate fresh craters at a pace of more than 200 per year, but few new Mars scars pack as much visual punch as one seen in a NASA image released today. The image from the High Resolution Imaging Science Experiment (HiRISE) camera...
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Mars core
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Title: 60Fe-60Ni chronology of core formation in Mars Author: Haolan Tang, Nicolas Dauphas The timescales of accretion, core formation, and magmatic differentiation in planetary bodies can be constrained using extinct radionuclide systems. Experiments have shown that Ni becomes more sider...
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