![Mission overview](images/subbanner-news.gif) |
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› Larger image Phoenix inserted the four needles of its thermal and conductivity probe into Martian soil during the 98th Martian day, or sol, of the mission and left it in place until Sol 99 (Sept. 4, 2008). Image credit: NASA/JPL-Caltech/University of Arizona/Texas A&M University Full image and caption | | | |