PHOENIX MARS LANDER'S BEST PHOTOS

Morning Frost

The north pole of the Red Planet is an icy stretch of real estate even during the Martian summer.

As summer waned, sunlight faded and Phoenix began to observe morning frost on the bumpy terrain.

The frost in this shot vanished in the early morning after the sun came out, around 6:00 a.m. Mars time.

For a full-resolution image, click here.

Credit: NASA/JPL-Caltech/University of Arizona/Max Planck Institute