A truck pulls the first stage of the Falcon 9 rocket inside the SpaceX Falcon Hangar at Launch Complex 40 on Cape Canaveral Air Force Station in Florida.
The two-stage rocket will launch the company's Dragon spacecraft on the upcoming SpaceX-2 mission. SpaceX-2 will be the second commercial resupply mission to the International Space Station by Space Exploration Technologies SpaceX. NASA has contracted for a total of 12 commercial resupply flights from SpaceX and eight from the Orbital Sciences Corp. Photo credit: NASA/Jim Grossmann