Northrop Grumman Corporation has been awarded a contract by the Space Development Agency $(SDA)$ for the Tracking Layer of Tranche 3 (TRKT3) as part of the Proliferated Warfighter Space Architecture (PWSA) mission. Under this contract, Northrop Grumman will deliver resilient, integrated missile warning and tracking satellites designed to provide global detection, warning, and tracking of hypersonic weapons and advanced missiles. The company will supply both space vehicles and ground systems for the tracking and transport layers, with a total of 150 satellites to be delivered across Tranches 1, 2, and 3. The first plane of Tranche 1 satellites is scheduled for launch in early 2026.
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