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\nMartian Atmosphere Loss Explained by NASA\n

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\n\nPublisher:\n\nNASA\n\n\n
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\nScientists have long suspected the solar wind of stripping the Martian atmosphere into space, a process that may have turned Mars from a blue world early in its history into the red planet that we see today. In 2014, NASA's MAVEN orbiter...\nScientists have long suspected the solar wind of stripping the Martian atmosphere into space, a process that may have turned Mars from a blue world early in its history into the red planet that we see today. In 2014, NASA's MAVEN orbiter arrived at Mars and began studying its upper atmosphere. Now, MAVEN has returned significant measurements of solar wind erosion at Mars, observing ions in the upper atmosphere as they pick up energy from the electric field of the solar wind and escape to space.

Follow NASA's Mars Exploration Program on social media #JourneyToMars


NASA's Scientific Visualization Studio created this video from the following data:
MAVEN oxygen ion results:
MAVEN simulated ion escape – Monte Carlo Pickup Ion Transport (MCPIT) model:
Mars surface texture:
Mars topography:
Spacecraft and planetary ephemerides:
BATS-R-US solar wind simulation at Mars:\n
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Resource Details

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Curator Rating
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Educator Rating
Not yet Rated
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Media Length
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1:30
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Grade
3rd - 11th
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Subjects
Science
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Media Type
Instructional Videos
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Source:
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\nNASA Goddard\n\n
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Date
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2016
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Language
English
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Audiences
For Teacher Use
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Usage Permissions
Fine Print: Educational Use
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Concepts

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climate, mars, solar wind, ions, charged particles, particles, data, space, climate change, evolution
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Additional Tags

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hdtv, hyperwall, maven, ionosphere, atmosphere, dan gallagher, martian, 4k ultra hd, 4k, ultra hd, ultrahd, ultra high definition, greg shirah, svs, stripping, strip, strips, loss, escape, pickup, ion, electric field, polar plume, planet, region, process, measurements
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Classroom Considerations

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