Tag Archives: dust devils

Curiosity update: Searching for dust devils

Sol 1645, March 22, 2017, update by atmospheric scientist Michael Battalio and USGS scientist Ken Herkenhoff: The APXS will still be deployed on The Hop early on Sol 1645, and to avoid using battery power to heat up the arm, … Continue reading

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Mars winds carve mountains, move & raise dust

On Mars, wind rules. Wind has been shaping the Red Planet’s landscapes for billions of years and continues to do so today. Studies using both a NASA orbiter and a rover reveal its effects on scales grand to tiny on … Continue reading

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THEMIS: Dust devil tracks in Aonia Terra

THEMIS Image of the Day, February 20, 2017. Today’s VIS image shows dust devil tracks on the plains of Aonia Terra. As the dust devil moves across the surface it scours the fine dust particles, revealing the darker rock surface … Continue reading

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HiRISE: A dust devil on hilly terrain

There are many dust devils on Mars — little twisters that raise dust from the surface. They have also cleaned dust off of the solar panels of the rovers Opportunity and Spirit, improving the solar power production. (Spirit became stuck … Continue reading

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Computer-simulated dust devils may improve Mars weather forecasts

Future manned missions to Mars could face a formidable phenomenon: towering red dust devils. These columns of wind-whipped sand and dust, some small and some 10 times taller than Earth’s tornadoes, have been spied on Mars by satellites and surface … Continue reading

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Opportunity: Dust devil whirls past

Sol 4332, April 1, 2016. Shooting a where-are-we partial panorama a few minutes after 1 p.m. local time, the rover’s Navcam caught a dust devil out on the floor of Endeavour Crater.  At right, a crop into one of the … Continue reading

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Detecting Mars dust devils by seismometer

Buried in the shallow soft mud of a dry California lake bed, a seismometer was able to detect the tiny tilts of the ground as it was pulled up by passing dust devils. The experiment, described online November 10 in … Continue reading

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HiRISE: Marching dust devils

On an early fall afternoon in Ganges Chasma (Valles Marineris), we managed to capture a cluster of 8 dust devils, five of them in the enhanced color strip. They’re together on a dark sandy surface that tilts slightly to the … Continue reading

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THEMIS: Gusev Crater – false color

THEMIS Image of the Day, October 5, 2015. The THEMIS VIS camera contains 5 filters. The data from different filters can be combined in multiple ways to create a false color image. These false color images may reveal subtle variations … Continue reading

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THEMIS: Dust devil tracks

THEMIS Image of the Day, May 18, 2015. Today’s VIS image shows dust devil tracks in Noachis Terra. The dark tracks show where the whirlwind was in contact with the surface and removed dust to expose the darker rocky surface. … Continue reading

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