Tag Archives: water ice

HiRISE: Dunes buried by water ice

Dunes buried by water ice. Beautiful Mars series.

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Terraced craters point to subsurface ice sheets

Just beneath the planet’s dirt surface, University of Arizona researchers found an enormous slab of water ice, measuring 130 feet thick and covering an area equivalent to that of California and Texas combined. It was a “crazy-looking crater” on the … Continue reading

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Mars has mid-latitude belts of glaciers

Mars has distinct polar ice caps, but Mars also has belts of glaciers at its central latitudes in both the southern and northern hemispheres. A thick layer of dust covers the glaciers, so they appear as the surface of the … Continue reading

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Liquid water and water Ice on Gale Crater, Mars

Planetary Geomorphology Image of the Month, September 2014: Alberto G. Fairén, (Cornell University and Centro de Astrobiología, Spain). Gale Crater, the site of the currently active Mars Science Laboratory (MSL) or Curiosity Rover mission, is a ~154-km-diameter impact crater formed … Continue reading

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Ground ice in fresh craters down to 39° north

Since 2008, the HiRISE camera on the Mars Reconnaissance Orbiter has imaged 20 small impact craters and crater clusters that expose fresh ground ice. A paper in the Journal of Geophysical Research from a team led by Colin Dundas (USGS … Continue reading

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