Tag Archives: geomorphology

Esker and parent glacier in Phlegra Montes

Posted on February 29, 2016 by rburnham

Planetary Geomorphology Image of the Month, February 29, 2016: Colman Gallagher (University College Dublin). Eskers are sinuous ridges composed of deposits (Image 1) laid down from meltwater flowing in tunnel-like conduits beneath glaciers (Image 2). On Earth, eskers are common components … Continue reading →

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Gullies and ice on Mars

Posted on October 31, 2014 by rburnham

Planetary Geomorphology Image of the Month, November 2014: Susan Conway (Open University, UK). Gullies on Mars were first discovered in 2000 (Malin and Edgett, 2000) in images taken by the Mars Orbiter Camera on board NASA’s Mars Global Surveyor platform. … Continue reading →

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Very recent debris flow activity on Mars

Posted on October 1, 2014 by rburnham

Planetary Geomorphology Image of the Month, October 2014: Andreas Johnsson (University of Gothenburg, Sweden). The question whether Martian gullies formed by fluvial processes or by dry mass wasting have been a source of heated debate ever since their discovery (Malin … Continue reading →

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Liquid water and water Ice on Gale Crater, Mars

Posted on September 24, 2014 by rburnham

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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