☢️ Northrop Grumman and the U.S. Air Force are advancing the LGM-35A Sentinel ICBM program in Utah, using digital engineering at the Roy Innovation Center and building silo prototypes and booster integration facilities at Promontory as they work to replace the aging Minuteman III by the 2070s.
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Interesting Engineering
Sentinel nuclear missile program advances to modernize US defenses
The U.S. Air Force is advancing the LGM-35A Sentinel program as new missile infrastructure and launch-silo prototypes take shape in Utah.
2September 3, 2026 722 2
