SBIRS GEO Flight 5 Atlas 5 Launch
A United Launch Alliance Atlas 5 rocket will launch the U.S. military’s fifth Space Based Infrared System Geosynchronous satellite, or SBIRS GEO 5, for missile early-warning detection. The rocket will fly in the 421 vehicle configuration with a four-meter fairing, two solid rocket boosters, and a single-engine Centaur upper stage.
Launch date: 2nd quarter 2021
Launch time: TBD