You Know it’s Spring on Mars When the Carbon Dioxide is Starting to Sublimate

The first signs of Spring in the northern polar ice cap on Mars: fans of dust launched by sublimating gas. Image Credit: NASA/JPL/UArizona

The northern hemisphere of Mars is beginning to thaw from winter. But for the red planet, that doesn’t mean that birds will sing and flowers will bloom. It means that the carbon dioxide will sublimate. It’s still beautiful though.

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InSight has been Sensing Dust Devils Sweep Past its Landing Site

The InSight lander has been on the surface of Mars for about a year, and a half dozen papers were just published outlining some results from the mission. Though InSight’s primary mission is to gather evidence on the interior of Mars—InSight stands for Interior Exploration using Seismic Investigations, Geodesy, and Heat Transport—the lander also keeps track of Martian Meteorology. A new paper reports that InSight has found gravity waves, swirling dust devils, and a steady background rumble of infrasound.

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