<p><a href="http://www.jpl.nasa.gov/spaceimages/details.php?id=pia19155" target="_blank" rel="nofollow"></a></p> <p>There was no tape draped across a finish line, but NASA is celebrating a win. The agency’s Mars Exploration Rover Opportunity completed its first Red Planet marathon
<p style="text-align:center"><br /> <em>The pale rock in the upper center of this image, about the size of a human forearm, includes a target called “Esperance,” which was inspected by NASA’s Mars
<p>NASA’s Mars Odyssey spacecraft has successfully adjusted its orbital location to be in a better position to provide prompt confirmation of the August landing of the Curiosity rover.</p> <p style="text-align:center" class="small"><br
<p>Mars is the fourth from the Sun and is commonly referred to as the Red Planet. The rocks, soil and sky have a red or pink hue. The distinct red