Planetary Palette: Artistic Views of Mars

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Dust Storm

Credit: NASA/JPL-Caltech/MSSS

A dust storm raged for less than 24 hours on Mars on Nov. 7, 2007 when this close-up was acquired by the Mars Color Imager instrument on NASA's Mars Reconnaissance…Read More »

Orbiter. The image is centered on Utopia Planitia along the north seasonal polar cap edge in late northern winter. When NASA's Curiosity rover lands on Mars on Aug. 5, 2012, PDT (Aug. 6 EDT), it will be late southern winter.

The image also shows the seasonal north polar cap (at top of figure) and gravity-wave water ice clouds coming off of Mie crater, just south of the storm. Gravity-wave clouds, also called lee-wave clouds, are clouds that result from changes in atmospheric pressure, temperature and height because of vertical displacement, such as when wind blows over a mountain or crater wall.
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