Tag Archives: carbon dioxide ice

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

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

THEMIS: South polar textures

THEMIS Image of the Day, November 14, 2014. The numerous small depressions seen in this VIS image of the south polar cap are informally called swiss cheese. More THEMIS Images of the Day by geological topic.

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

HiRISE: Outbreak

Outbreak. These are examples of carbon dioxide frost around areas where the ice has sublimated (gone directly from a solid to a gas). Beautiful Mars series.

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

South polar CO2 ice could double Mars’ atmosphere

Results from the Shallow Radar (SHARAD) instrument on NASA’s Mars Reconnaissance Orbiter show that the south polar layered deposits on Mars hold about 30 times as much carbon dioxide ice as previously known. If this CO2 were released into the … Continue reading

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