
The Air Force has awarded United Launch Alliance (ULA) a $149 million contract modification for the second of three planned launch missions for the National Reconnaissance Office (NRO), the service said May 9. The Air Force released a sole-source request for proposal on March 8, 2017, to ULA to procure Delta IV Heavy launch services for three missions, and awarded the first – dubbed NROL-91 – on Oct. 24, 2018. ULA is a joint space launch venture between Boeing [BA]…