As the sun rises over Space Launch Complex 41 rocket awaits launch with a National Reconnaissance Office payload.

As the sun rises over Space Launch Complex 41 on Cape Canaveral Air Force Station in Florida, a United Launch Alliance Atlas V rocket awaits launch with a National Reconnaissance Office payload. The pad is just across the water from Kennedy Space Center.

Liftoff is set for 1:45 p.m. EDT on April 10. A 90 percent chance of favorable weather conditions at launch time is forecast. Designated NROL-67, the mission is in support of national defense. To learn more about ULA's Atlas V rocket, visit http://www.ulalaunch.com/site/pages/Products_AtlasV.shtml. Photo credit: NASA/Ben Smelgelsky