A United Launch Alliance Delta IV Heavy carrying the NROL-71 mission for the National Reconnaissance Office is set to launch on Tuesday, Dec. 18.

The mission will lift off on a Delta IV Heavy launch vehicle from Space Launch Complex-6 at Vandenberg Air Force Base in California. The launch time is 5:57 p.m. PST.

Further details will be provided regarding remote camera set up and launch coverage.

Julie Arnold, ULA Communications