NASA Satellite Finds Interior of Mars Is Colder

New observations from NASA's Mars Reconnaissance Orbiter indicate that the crust and upper mantle of Mars are stiffer and colder than previously thought.

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<p><a href="http://www.physorg.com/news130086680.html">NASA Satellite Finds Interior of Mars Is Colder</a></p> <p>New observations from NASA's Mars Reconnaissance Orbiter indicate that the crust and upper mantle of Mars are stiffer and colder than previously thought. </p>