SMF - Just Installed!
Northrop Grumman to develop missile warning satellites for US Space Force20th May 2020 - 13:00 GMTNorthrop Grumman has been awarded a $2.37 billion contract modification to develop two Next-Generation Overhead Persistent Infrared (OPIR) missile warning satellites for the USAF.< snipped >The original $47 million contract covered analysis of system and payload requirements for the two polar orbiting satellites.