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His plan to cancel a manned mission to the moon and spend billions on a Mars expedition have little support in Congress.<![CDATA[His plan to cancel a manned mission to the moon and spend billions on a Mars expedition have little support in Congress.Failure to Launch?http://o.aolcdn.com/photo-hub/news_gallery/6/5/652632/1268151986080.JPEGAP]]>

Obama May Need Heat Shield at Space Summit