Tag Archives: MGS

New model for martian crustal magnetism

[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

Posted in Reports | Tagged , , , , , , , , | Comments Off

North polar residual ice cap has recent snow-like surface

[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

Posted in Reports | Tagged , , , , , , , | Comments Off

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

[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

Posted in Reports | Tagged , , , , , | Comments Off

Phobos & Deimos likely formed from big impact on Mars

[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

Posted in Reports | Tagged , , , , , , , , | Comments Off

Best view yet inside Mars from new gravity map

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

Posted in Reports | Tagged , , , , , , | Comments Off

Ancient Mars biosphere: deep underground?

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

Posted in Reports | Tagged , , , , , , , , , , , , , | Comments Off