Tag Archives: wind

Opportunity report, Sol 5193, by A.J.S. Rayl, The Planetary Society

September 9, 2018: NASA Focuses on Recovering Opportunity as Storm Diminishes and Dust Settles: The dust raising power of the storms that wrapped Mars in a cloud in June and July diminished in August, sending all that powdery stuff back … Continue reading

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MARCI weather report, Aug 27-Sept 2, 2018

Dusty atmospheric conditions resulting from the planetary-encircling dust event continued to wane across much of Mars for the past week. Looking to the equatorial latitudes, a couple short-lived dust events were observed over North Central Noachis Terra. Further west, dust … Continue reading

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MARCI weather report, August 20-26, 2018

Afternoon skies became less dusty as dust continued to settle out of the atmosphere this past week. In the middle of the week, local dust storm activity returned to Noachis Terra. During that time, a dust storm pushed southward over … Continue reading

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MARCI weather report, August 13-19, 2018

The decay phase of the planet-encircling dust event continued this past week, as dust lofted by the event continued to settle out of the thin martian atmosphere. At southern high-latitudes, small dust storms kicked up along the receding seasonal south … Continue reading

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MARCI weather report, August 6-12, 2018

Bright and dark regions of Mars continued to become more apparent through the planet-encircling dust haze as dust continued to slowly settle out of the atmosphere last week. Each sol, thick hazes still lingered above the martian lowlands including over … Continue reading

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MARCI weather report, July 30-August 5, 2018

The planetary-encircling dust event continued to decay across Mars last week. Looking to the southern highlands, short-lived local-scale dust storms were observed over Solis-Sinai and along the seasonal south polar ice cap edge, which has retreated to ~65° S. latitude. … Continue reading

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MARCI weather report, July 23-29, 2018

During the past week, dust continued to gradually settle out of the martian atmosphere as part of the long decay phase of the planet-encircling dust event. Regional surface albedo features, such as Noachis, Syrtis, Cimmeria, and Sirenum became more prominent. … Continue reading

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MARCI weather report, July 16-22, 2018

Dust clouds and hazes still loomed over Mars last week. Some atmospheric clearing was spotted over Noachis and Aonia Terra as the planet-encircling dust event transitioned to a decay phase. The edges of the canyons that make up Valles Marineris … Continue reading

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Mars ‘storm chasers’ seek dusty secrets

Storm chasing takes luck and patience on Earth — and even more so on Mars. For scientists watching the Red Planet from data gathered by NASA’s orbiters, the past month has been a windfall. “Global” dust storms, where a runaway … Continue reading

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MARCI weather report, July 9-15, 2018

Dusty conditions across Mars as the planet-encircling dust event dragged on for another week. Local-scale dust lifting was spotted over Solis-Sinai and along the developing north polar hood. Each afternoon, water-ice gravity wave (a.k.a. lee wave) clouds trailed from the … Continue reading

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