Atlas 5 • AEHF 4

Wednesday, October 17, 2018 (All day)

Launch time: 0307 GMT on 5th (11:07 p.m. EDT on 4th)
Launch site: SLC-41, Cape Canaveral Air Force Station, Florida

A United Launch Alliance Atlas 5 rocket, designated AV-073, will launch the fourth Advanced Extremely High Frequency (AEHF) satellite. Built by Lockheed Martin, this U.S. military spacecraft will provide highly-secure communications. The rocket will fly in the 551 vehicle configuration with a five-meter fairing, five solid rocket boosters and a single-engine Centaur upper stage. Delayed from Dec. 15, 2016. Delayed from Jan. 26, May 4, June 22, June 29 and Oct. 11, 2017. Delayed from July 2018. Moved up from Oct. 18.

Cape Canaveral AFS, Fl.