Tag Archives: sublimation

Sublimation of water can levitate sediments for downslope movement

Scientists from The Open University (OU) have discovered a process that could explain the long-debated mystery of how land features on Mars are formed in the absence of significant amounts of water. Experiments carried out in the OU Mars Simulation … Continue reading

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Martian winters are shaping the landscape

Researchers based millions of kilometres from Mars have unveiled new evidence for how contemporary features are formed on the Red Planet. Their innovative lab-based experiments on carbon dioxide (CO2) sublimation – the process by which a substance changes from a … Continue reading

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HiRISE: On a field of sublimation

On a field of sublimation – Sublimation is a process where a solid directly turns into a gaseous state. Beautiful Mars series.

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HiRISE: Barchan dune wonderland

Barchan dune wonderland — The dark spots are the result of sublimation. Beautiful Mars series.  

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HiRISE: Seasonal sublimation site

Seasonal sublimation site. Beautiful Mars series.

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Spiral troughs in Mars polar caps are born in ‘cyclic steps’

Both Martian polar caps have deep spiral troughs that slice into them for dozens or hundreds of kilometers, but their origin and development has been much debated by scientists. New work by a team of researchers led by Isaac Smith … Continue reading

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