Tag Archives: dust

MARCI weather report, June 4-10, 2018

A major regional-scale dust storm continued across Mars this past week. At the start of the week, the dust storm expanded along the northern hemisphere from eastern Tharsis to Elysium. Dust over Arabia was transported north of Syrtis along the … Continue reading

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HiRISE: Dust and frost

Sand dunes in the north polar regions of Mars show light coatings of pale orange dust blown partially across the dark basaltic sand. Around the edges of the dunes, patches of seasonal dry ice remain. These patches will be gone … Continue reading

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MARCI weather report, May 28-June 3, 2018

The most prominent weather events last week were two large regional dust storms over the northern hemisphere of Mars. The large arcuate-shaped dust storm, reported the previous week, propagated eastward over the northern mid-latitudes of Utopia Planitia before abating. By … Continue reading

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MARCI weather report, May 21-27, 2018

Shortly after the arrival of the Northern Autumnal Equinox last week, two large arcuate-shaped dust storm fronts swept eastward from Acidalia to Deuteronilus and further eastward towards the plains of Utopia. Looking to the southern highlands, dust lifting activity was … Continue reading

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HiRISE: Stair-stepped hill in central Arabia Terra

Stair-stepped hill in central Arabia Terra. Stratified material eroded so as to look something like a wedding cake. A cliff-bench slope expression, apparently mantled with dust, each layer is roughly the same thickness as the next. Beautiful Mars series. [More … Continue reading

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HiRISE: Of sand, rock, and dust

Of sand, rock, and dust. There is some wonderful stratigraphy on display here in Meridiani Planum. Beautiful Mars series. [More at links]

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MARCI weather report, May 14-20, 2018

Last week on Mars, weather patterns were fairly typical for this time of martian year. A large dust storm was observed over Cimmeria and Sirenum at the beginning of the week. In the following sols, the dust lifting quickly abated … Continue reading

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MARCI weather report, May 7-13, 2018

Dust-lifting activity continued at mid-to-high latitudes for both hemispheres this past week. Looking to the northern lowlands, a mixture of dust storms and water-ice clouds propagated eastward, signaling further development of the north polar hood. Large local-scale dust storms occurred … Continue reading

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MARCI weather report, April 23-29, 2018

Weather patterns this past week were very similar to those reported the previous week. A new regional dust storm kicked up in the southern mid-to-low latitudes of Promethei-Cimmeria. It extended northeast over Gusev Crater, the final resting place of the … Continue reading

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MARCI weather report, April 16-22, 2018

A regional dust storm kicked up in the southern mid-to-low latitudes of Promethei-Cimmeria this past week. Dust lofted by the storm was transported eastward as far as western Noachis. Additional local storm activity was observed in Hellas Basin, as well … Continue reading

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