USAF and Northrop Accelerate Modular Prototype for LGM-35A Sentinel Launch Silo with Utah Test
Northrop Grumman and the U.S. Air Force have accelerated prototyping and broke ground on a modular launch-silo prototype for the LGM-35A Sentinel at Promontory, Utah, conducting a test of concept to validate a scalable, cost-reducing design as the program targets initial capability in the early 2030s.