Tag Archives: clouds

MARCI weather report, Aug 28-Sept 3, 2017

There continued to be sporadic dust storm activity over many regions of Mars this past week. The seasonal north polar ice cap had retreated to ~70°N latitude. Moving our attention to the southern hemisphere, small short-lived dust storms were spotted … Continue reading

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MARCI weather report, August 21-27, 2017

Apart from some dust-lifting north of Tempe Terra, martian dust activity was at a relative minimum across much of the northern lowlands this past week. Looking to the mid-to-low latitudes, local-scale dust storms were observed north of Argyre and northwest … Continue reading

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MARCI weather report, August 14-20, 2017

Dust storms along the seasonal receding north polar cap edge from the previous week had abated early in the week, leaving a diffuse dust cloud that was transported east towards towards the end of the week. During that time, transient … Continue reading

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MARCI weather report, August 7-13, 2017

Last week on Mars, a large dust storm swept over northern Acidalia during the first couple of sols. This dust storm quickly subsided and became a diffuse dust cloud north of Arabia. Towards the end of the week, subsequent dust … Continue reading

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MARCI weather report, July 31-August 6, 2017

Dust storm activity was sporadic across much of Mars this past week. The northern plains were largely inactive apart from a pulse of activity over Acidalia at the end of the week. Looking to the southern highlands, small transient dust … Continue reading

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Curiosity sees Mars clouds scudding past

Wispy, early-season clouds resembling Earth’s ice-crystal cirrus clouds move across the Martian sky in some new image sequences from NASA’s Curiosity Mars rover. These clouds are the most clearly visible so far from Curiosity, which landed five years ago this … Continue reading

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MARCI weather report, July 10-16, 2017

Water-ice cloud abundance intensified over the tropics of Mars this past week. Central Terra Cimmeria and the highlands south of Solis experienced a couple of local-scale dust storms over the course of the week. Looking to the northern plains, a … Continue reading

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MARCI weather report, July 3-9, 2017

Large extensive dust storms unfurled near the edge of the seasonal north polar ice cap of Mars this past week. This activity made for dusty conditions over Acidalia, Utopia, and Arcadia. The plains of Amazonis also encountered a tiny transient … Continue reading

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MARCI weather report, June 26-July 2, 2017

Last week on Mars, an extensive arcuate-shaped dust storm extended over eastern Acidalia before quickly subsiding near Deuteronilus. Focusing our attention further equatorwards, local-scale dust storms were frequent in the northern extratropics. The floors of the two giant impact basins, … Continue reading

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MARCI weather report, June 19-25, 2017

Dust-raising activity persevered along the edge of the seasonal north polar ice cap this past week. While the majority of the storms were small in scale, more extensive storm fronts were spotted over Utopia Planitia towards the end of the … Continue reading

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