KENNEDY SPACE CENTER, FLA. - At Launch Complex 41 on Cape Canaveral Air Force Station in Florida, the Atlas V rocket is fueled as part of a wet dress rehearsal for launch of the Mars Reconnaissance Orbiter (MRO), scheduled for Aug. 10. Launch of the MRO aboard an Atlas V rocket will be from Launch Complex 41 at Cape Canaveral Air Force Station in Florida. A wet rehearsal includes pre-liftoff operations and fueling of the rockets engine. The MRO was built by Lockheed Martin for NASA Jet Propulsion Laboratory in California. It is the next major step in Mars exploration and scheduled for launch from Cape Canaveral Air Force Station. The MRO is an important next step in fulfilling NASAs vision of space exploration and ultimately sending human explorers to Mars and beyond.