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Waspie_Dwarf

Mars Reconnaissance Orbiter: Latest Images

4 posts in this topic

Gullied Massif in the Nereidum Montes

This observation shows a beautiful example of gullies in a massif in Nereidum Montes, located in Argyre Planitia, one of the largest impact basins on Mars. (Audio by Tre Gibbs. Enhanced color images are 1 km across.)

http://www.uahirise.org/ESP_032522_1345

Credit: NASA/JPL/University of Arizona

Source: University of Arizona, HiRISE site - HiClips

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Slope Lineae along Coprates Chasma Ridge

The formation of "recurring slope lineae" is a fascinating process on Mars that we're just beginning to investigate. (Audio by Tre Gibbs. Enhanced color images are 1 km across.)

http://www.uahirise.org/ESP_032562_1670

Credit: NASA/JPL/University of Arizona

Source: University of Arizona, HiRISE site - HiClips

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Terraced Craters and Layered Targets

Small impact craters usually have simple bowl shapes; however, when the target material has different layers of different strength, then more complicated crater shapes can emerge. (Audio by Tre Gibbs. Enhanced color images are 1 km across.)

http://www.uahirise.org/ESP_033014_2260

Credit: NASA/JPL/University of Arizona

Source: University of Arizona, HiRISE site - HiClips

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Layers, Bedrock Ridges, and Dark Sand in Schiaparelli Crater

The ridge origin is a mystery, but the sand may simply be nucleating on the ridges. This suggests that some apparent large ripples on Mars are sand nucleation sites on pre-existing topography. (Audio by Tre Gibbs. Enhanced color images are 1 km across.)

http://www.uahirise.org/ESP_032836_1790

Credit: NASA/JPL/University of Arizona

Source: University of Arizona, HiRISE site - HiClips

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