Trail Notes: 9 December, 2013
The Mists of Mars
Two grand canyons filled with fog, one on Earth and one on Mars +
A mist of water ice crystals hangs in the “Grand Canyon of Mars,” Valles Marineris. Get the full story. | Credit: ESA / G. Neukum (FU, Berlin) / Bill Dunford | See more trail notes.
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