Tag Archives: MGS

New model for martian crustal magnetism

Posted on June 13, 2019 by rburnham

[Editor’s note: From a paper by Benoit Langlais and four co-authors recently published in the Journal of Geophysical Research.] A New Model of the Crustal Magnetic Field of Mars Using MGS and MAVEN • MGS and MAVEN magnetic field measurements … Continue reading →

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North polar residual ice cap has recent snow-like surface

Posted on May 24, 2019 by rburnham

[Editor’s note: From a paper by Jonathan Bapst and three co-authors recently published in the Journal of Geophysical Research.] Thermophysical Properties of the North Polar Residual Cap using Mars Global Surveyor Thermal Emission Spectrometer • We identify residual water ice … Continue reading →

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North residual polar cap holds both old dense ice and fresh snow

Posted on April 19, 2019 by rburnham

[Editor’s note: From a paper by Jonathan Bapst and three co-authors recently published in the Journal of Geophysical Research.] Thermophysical Properties of the North Polar Residual Cap using MGS TES • We identify residual water ice with elevated surface porosity … Continue reading →

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Phobos & Deimos likely formed from big impact on Mars

Posted on October 23, 2018 by rburnham

[Editor’s note: From a paper by Timothy Glotch and seven co-authors recently published in the Journal of Geophysical Research.] MGS‐TES Spectra Suggest a Basaltic Component in the Regolith of Phobos • Mars Global Surveyor Thermal Emission Spectrometer spectra of Phobos … Continue reading →

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Best view yet inside Mars from new gravity map

Posted on March 21, 2016 by rburnham

A new map of Mars’ gravity made with three NASA spacecraft is the most detailed to date, providing a revealing glimpse into the hidden interior of the Red Planet. “Gravity maps allow us to see inside a planet, just as … Continue reading →

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Ancient Mars biosphere: deep underground?

Posted on January 22, 2013 by rburnham

Something like half of Earth’s entire biomass lies underground in the form of microorganisms living off geothermal heat and chemicals in the crustal rocks. Could the same hold true for Mars, now or in bygone times? If so, it’s hard … Continue reading →

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