Phoenix Mars Mission Faces Survival Challenges

(PhysOrg.com) -- In a race against time and the elements, engineers with NASA's Phoenix Mars Lander mission hope to extend the lander's survival by gradually shutting down some of its instruments and heaters, starting today.

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<p><a href="http://www.physorg.com/news144511029.html">Phoenix Mars Mission Faces Survival Challenges</a></p> <p>(PhysOrg.com) -- In a race against time and the elements, engineers with NASA's Phoenix Mars Lander mission hope to extend the lander's survival by gradually shutting down some of its instruments and heaters, starting today. </p>