NASA's Mars rover Spirit is about to mark six years of unprecedented science exploration and inspiration for the American public. However, the upcoming Martian winter could end the roving career of the beloved, scrappy robot.
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And here is more information from NASA Science News:
Spirit and Opportunity home page -- NASA's Jet Propulsion Laboratory manages the rovers for NASA's Science Mission Directorate in Washington.
Sandtrapped Mars Rover Makes Big Discovery -- (Science@NASA)
A Mars Rover Named "Curiosity" -- read about NASA's next Mars rover in a story from Science@NASA
A Tale of Planetary Woe -- Long ago, something calamitous happened to Mars, transforming a hospitable world into the apparently lifeless desert we see today. Many scientists believe the Red Planet lost most of its atmosphere, but how? A new NASA mission named MAVEN is specifically designed to answer that question.