
Northrop Grumman [NOC] recently completed its critical design review (CDR) for 16 missile tracking satellites that will be part of the Space Development Agency’s (SDA) Tranche 1 Tracking Layer. Now that the CDR is complete, Northrop Grumman is cleared to begin production work on the space vehicles. The company announced the milestone on Wednesday. The Tranche 1 Tracking Layer will identify and track hypersonic weapons and advanced missiles, as part of the SDA’s Proliferated Warfighter Space Architecture (PWSA). Northrop Grumman received…