On January 20, 2018 at 00:48 UTC the “Atlas-5” rocket-carrier was launched from Cape Canaveral launch site of US Air Force. The launch was performed by United Launch Alliance supported by the 45th Space Wing of US Air Force. The rocket orbited the “SBIRS GEO-4” military satellite to fortify against missile attacks. The satellite will finish the initial deployment of US Air Force’s new-generation missile-warning network. SBIRS means Space-Based Infrared System.