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List/Grid Tag Archives: Mars

Winter On Mars Like Never Before

Autumn and winter temperatures bring changes to the Red Planet as the carbon dioxide atmosphere turns to dry ice frost that clings to the surface. The Mars Reconnaissance Orbiter used its powerful cameras to capture detailed pictures and measurements of wintry scenes – of nature’s beauty at work – on Mars. The long streaks that stripe the walls of this crater are gullies In the Martian winter, frost can build up in the gullies, especially on the cold slopes that face the pole. These gullies are active. Frost causes the gully activity in some as yet unknown way. In fall and winter,… Read more »

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