News tagged with impact craters

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Forces of martian nature

The surface of Mars is pocked and scarred with giant impact craters and rocky ridges, as shown in this new image from ESA's Mars Express that borders the giant Hellas basin in the planet's southern hemisphere.The ...

dateJul 11, 2014 in Space Exploration
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Happy 10th anniversary Opportunity

Ten years ago, on Jan. 24, 2004, the Opportunity rover landed on a flat plain in the southern highlands of the planet Mars and rolled into an impact crater scientists didn't even know existed. The mission ...

dateJan 23, 2014 in Space Exploration
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Explosive crater twins on Mars

(Phys.org) —Dramatic underground explosions, perhaps involving ice, are responsible for the pits inside these two large martian impact craters, imaged by ESA's Mars Express on 4 January.

dateApr 12, 2013 in Space Exploration
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Volcanic ash in Meridiani Planum

Deposits of volcanic ash colour this view of the Meridiani Planum, as seen by the Mars Express High Resolution Stereo Camera. They also give clues to the prevailing wind direction in this region of Mars.

dateMay 12, 2010 in Space Exploration
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Mars deep down

Scarring the southern highlands of Mars is one of the Solar System's largest impact basins: Hellas, with a diameter of 2300 km and a depth of over 7 km.

dateAug 19, 2014 in Space Exploration
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Viking 1 examines Mars' Ophir Chasma

During its examination of Mars, the Viking 1 spacecraft returned images of Valles Marineris, a huge canyon system 5,000 km, or about 3,106 miles, long, whose connected chasma or valleys may have formed from ...

dateAug 23, 2011 in Earth Sciences
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Image: Sunlit side of the planet Mercury

Another day, another beautiful view of Mercury's horizon. In this scene, which was acquired looking from the shadows toward the sunlit side of the planet, a 120-km (75 mi.) impact crater stands out near the ...

dateOct 29, 2013 in Space Exploration
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Gullies and Flow Features on Crater Wall

(PhysOrg.com) -- This image from the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter shows a sample of the variety and complexity of processes that may occur ...

dateNov 26, 2009 in Space Exploration
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Finding alien worlds on Earth

Have you ever wondered which places on Earth most resemble other planets? For some of us, imagining the landscape of other worlds might just be for fun, but scientists and engineers wonder about what the ...

dateOct 18, 2013 in Space Exploration
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