Delta 4-Heavy readied for launch

The 32-story, 13-million-pound mobile service tower that provides all-level access to the United Launch Alliance Delta 4-Heavy rocket is rolled back to fully unveil the vehicle atop Space Launch Complex 6 at Vandenberg Air Force Base in California.

See our Mission Status Center for the latest news on the launch.

Photo Credit: Pat Corkery/United Launch Alliance

Expedition 29 Patch
Space models