Northrop Grumman’s Space Tracking and Surveillance System Satellites Complete Mission

Demonstration satellites retire with stellar record of performance and pave the way for future early-warning missile systems

REDONDO BEACH, Calif., March 15, 2022 (Northrop Grumman PR) – Built by Northrop Grumman Corporation (NYSE: NOC) in support of the Missile Defense Agency, two demonstration Space Tracking and Surveillance System (STSS) satellites successfully completed their missions and have been retired. Their achievements pave the way for future operational missile warning and tracking systems that will defend the nation.

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