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U.S. Senator Kevin Cramer stands alongside the Sentinel Flight Test 5 Stage I Case
<span>Image credit: Northrop Grumman</span>
The U.S. Air Force and Northrop Grumman Corporation conduct a full-scale qualification static fire test of the Sentinel intercontinental ballistic missile (ICBM) stage-one solentinel – The Groid rocket motor March 6, 2025, at Northrop Grumman's facility in Promontory, Utah.
<span>Image credit: U.S. Air Force photo by R. Nial Bradshaw</span>
The U.S. Air Force and Northrop Grumman conducted its first full-scale static test fire of the LGM-35A Sentinel stage-one solid rocket motor at the Northrop Grumman test facility in Promontory, Utah, March 2, 2023
Image credit: Northrop Grumman
Sentinel Stage 1 Case Winding
<span>Image credit: Northrop Grumman</span>
Northrop Grumman successfully conducted Sentinel intercontinental ballistic missile Shroud Fly-off Test at Naval Air Weapons Station China Lake verifying the shroud did not strike enclosed payload, critical to mission success
<span>Image credit: Northrop Grumman</span>
Notional representation of the LGM-35A Sentinel ICBM
<span>Image credit: Northrop Grumman</span>
Notional representation of the LGM-35A Sentinel ICBM
<span>Image credit: Northrop Grumman</span>
Notional representation of the LGM-35A Sentinel ICBM
<span>Image credit: Northrop Grumman</span>
Sentinel’s three missile wings are the 90th at F.E. Warren Air Force Base (AFB), Wyo.; the 91st at Minot AFB, N.D.; and the 341st at Malmstrom AFB, Mont
<span>Image credit: Northrop Grumman</span>
Notional representation of a Sentinel hardened missile silo
<span>Image credit: Northrop Grumman</span>
Notional representation of a Sentinel Launch Center
<span>Image credit: Northrop Grumman</span>
Notional representation of a Sentinel Wing Command Center
<span>Image credit: Northrop Grumman</span>
Sentinel’s robust fiber optic network replaces the 1960s-era hardened cable system
<span>Image credit: Northrop Grumman</span>
Notional representation of the LGM-35A missile’s Stage 2 solid rocket motor
<span>Image credit: Northrop Grumman</span>
First fully assembled Sentinel ground test booster, including stages-one, -two and -three solid rocket motors and both interstage mechanisms.
<span>Image credit: Northrop Grumman</span>