Photos: Delta 4 launch views from KSC press site
Photos: Delta 4 powers from launch pad on military mission
U.S. launches its highest capacity military communications satellite
Video: Liftoff of Delta 4 rocket and WGS 8 satellite
The United Launch Alliance Delta 4 rocket, standing 217 feet tall and weighing 900,000 pounds, unleashes 1.8 million pounds of thrust from its main engine and four side-mounted boosters at 6:53 p.m. EST (2353 GMT) Wednesday to launch the eighth Wideband Global SATCOM satellite for U.S. military communications.