ULA launches SBIRS-4 satellite

United Launch Alliance launched their 2nd mission of 2018 with the successful liftoff of the Atlas V carrying the Air Forces Space Based Infrared System (SBIRS) 4 satellite which will be placed in Geosynchronous Earth Orbit (GEO).

Following a one day delayed due to a valve issue on the pad, the rocket lifted off at 7:48 pm EST from Cape Canaveral Air Force Station (CCAFS) Launch Complex 41 and successfully delivered the payload to orbit.