The first operational Delta IV Heavy successfully launched the DSP-23 spacecraft for the U.S. Air Force on Nov. 11, 2007, from Space Launch Complex-37 at Cape Canaveral Air Force Station, Fla. Photo by Carleton Bailie..

A Delta IV Heavy will lift off on Jan. 13 from Space Launch Complex-37 at Cape Canaveral Air Force Station, Fla., carrying the L-26 mission for the National Reconnaissance Office. The mission is in support of national defense.

The Delta IV Heavy vehicle that will launch the NROL-26 mission is transported to Space Launch Complex-37 last year.