Jan. 12, 2024 Air Force conducts second Sentinel static fire test The Air Force and Northrop Grumman conducted a static fire test today for the Stage-2 solid rocket motor of the LGM-35A Sentinel weapon system at the Arnold Engineering and Development Complex, Arnold Air Force Base, Tennessee.
May 23, 2023 Environmental analysis clears Sentinel missile infrastructure construction for takeoff The construction phase of Sentinel, the Air Force’s multi-billion-dollar missile modernization effort, was cleared for takeoff May 19 as Robert Moriarty, Deputy Assistant Secretary of the Air Force for Installations, signed the project’s environmental record of decision.