Tag Archives: dust

MARCI weather report, June 5-11, 2017

Last week, local-scale dust storms of various sizes continued to occur over the mid-to-high latitudes of both martian hemispheres. Northern Phlegra Montes and northwestern Utopia Planitia encountered some arcuate-shaped dust storms during that time. Dust lifting activity over the southern … Continue reading

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MARCI weather report, May 29-June 4, 2017

Numerous local-scale dust storms danced across the southern mid-to-high latitudes of Mars this past week. During that time, dust storms that developed along the receding north polar ice cap were spotted over the plains of Acidalia, Arcadia, and Utopia. The … Continue reading

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MARCI weather report, May 22-28, 2017

Weather on the red planet this past week was typical for this time of Mars year. Local-scale dust storms continued to sweep over the high southern latitudes. In the tropics, condensate water-ice clouds were observed over more areas such as; … Continue reading

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MARCI weather report, May 15-21, 2017

For the past week on Mars, arcuate-shaped dust storms and water-ice clouds continued to propagate eastward along the northern seasonal ice cap edge. A few transient dust storms were spotted over Utopia Planitia associated with polar activity. Looking to the … Continue reading

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Curiosity update: Optical depth measurements

Sol 1700-01, May 17, 2017, update by MSL scientist Michael Battalio:┬áCuriosity continues towards Vera Rubin Ridge with a 48 m drive. GEO decided for the touch-and-go option (instead of lengthening the drive like on Sol 1684) using APXS and MAHLI … Continue reading

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Opportunity: At the valley’s head

Sol 4733, May 18, 2017. With Opportunity perched at the top of the slope leading down into Perseverance Valley, mission scientists and rover drivers are imaging the terrain all around the rover. Above, the view toward the south with Winnemucca … Continue reading

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MARCI weather report, May 8-14, 2017

Short-lived local-scale dust storms continued to sweep over the southern high-latitudes of Mars this past week. In the northern plains, a mix of water-ice clouds and transient dust storms continued along the margin of the seasonal north polar ice cap, … Continue reading

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MARCI weather report, April 24-30, 2017

Dust-lifting activity over southern Sirenum and Aonia swelled into a regional-scale dust storm this past week. The storm swept northeast to southern Argyre where it waned and stretched out towards Hellas. Meanwhile, on the other side of the red planet, … Continue reading

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HiRISE: Gullies with color anomalies

This is an oblique view of gully deposits from the steep slope of an impact crater. The deposits with anomalous (bluish) colors may reveal very recent activity, not yet homogenized by dust deposition, or there may be sand preferentially trapped … Continue reading

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MARCI weather report, April 17-23, 2017

The red planet continued to display dust-lifting and water-ice clouds along the seasonal north polar ice cap edge this past week. The plains of Chryse and western Amazonis also experienced a local-scale dust storm or two in the second half … Continue reading

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