Tag Archives: atmosphere

ExoMars 2016: Skimming an alien atmosphere

After the smooth arrival of ESA’s latest Mars orbiter, mission controllers are now preparing it for the ultimate challenge: dipping into the Red Planet’s atmosphere to reach its final orbit. The ExoMars Trace Gas Orbiter is on a multiyear mission … Continue reading

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MARCI weather report, December 5-11, 2016

The weather patterns of Mars this past week did not deviate much from that of the previous weeks. Dust hazes over the high southern latitudes continued to waft near the remaining seasonal south polar ice cap. Focusing on the northern … Continue reading

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MARCI weather report, Nov 28-Dec 4, 2016

Martian dust-lifting activity continued to be uneventful this past week as spring and fall transitioned to southern hemisphere summer and northern hemisphere winter. Dust hazes persisted over the southern high latitudes for most of the week. The area known as … Continue reading

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MARCI weather report, November 21-27, 2016

Afternoon dust storm activity was sparse across most of Mars during the past week. Exceptions were a local-scale dust storm observed over northern Amazonis Planitia, as well as, a dust haze that continued over Aonia and latitudes south of 60°S … Continue reading

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MARCI weather report, November 14-20, 2016

Dust-lifting activity was fairly typical for this time of martian season. In the southern hemisphere, repeated dust activity over southern Aonia contributed to a cloud of dust further to the west. Dust hazes were also observed over the southern portions … Continue reading

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MARCI weather report: November 7-13, 2016

Martian weather this past week was little changed from the previous week. A larger diffuse dust cloud persisted at high south latitudes throughout the week. The cloud was sustained by daily, local dust storms coming north from the seasonal south … Continue reading

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Martian atmosphere is turbulent like Earth’s

As anyone who’s flown on an airplane can attest to, in Earth’s atmosphere, turbulence is everywhere. On sunny days, pockets of hot air churn up through the sky. Mountains act like rocks in rivers of air, leaving swirling eddies downwind. … Continue reading

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MARCI weather report, Oct 31-Nov 6, 2016

For the past week on Mars, local-scale storm activity over Aonia and Sirenum led to murky conditions along the retreating seasonal south polar ice cap edge. Looking a bit further north, a couple short-lived isolated dust storms were spotted over … Continue reading

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MARCI weather report, October 24-30, 2016

Last week on Mars, dust-lifting activity over the northern hemisphere was relatively sporadic. Local-scale dust storms were observed over Amazonis and Deuteronilus. Looking to the southern hemisphere, repeated dust-lifting activity was spotted near the Mountains of Mitchel. This activity stretched … Continue reading

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MARCI weather report, October 17-23, 2016

Local dust storms continued along the receding seasonal south polar ice cap edge this past week. Meanwhile, on the other side of the red planet, transient dust storms just south of the north polar hood were observed over Deuteronilus and … Continue reading

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