Attendees tour the LGM-35A Sentinel munitions storage igloos at Vandenberg Space Force Base, California, Dec. 1, 2025. (Staff Sgt. Joshua LeRoi/Space Force) The U.S. Air Force’s troubled Sentinel ...

The LGM-35A Sentinel program is a Pentagon horror story of overfunding and delays—but a working missile may finally be within reach. Development of the United States Air Force’s Sentinel program ...

The Sentinel nuclear missile was originally scheduled for testing in 2026, but faced significant delays after its skyrocketing budget triggered a rare Nunn-McCurdy breach. The United States Air Force ...

Software delays related to the U.S. Air Force’s future LGM-35A Sentinel intercontinental ballistic missile could pose “significant risks” to the program, requiring the U.S. to continue using the ...

FALLS CHURCH, Va., April 13, 2026 (GLOBE NEWSWIRE) -- Northrop Grumman and the U.S. Air Force are achieving substantial progress across the Sentinel program, advancing toward first flight in 2027 and ...

Northrop Grumman (NOC) and the U.S. Air Force on Monday reported continued progress on the LGM-35A Sentinel intercontinental ballistic missile program, with development milestones achieved across ...

AURORA, Colorado—The Pentagon won’t have new cost estimates for the way-over-budget Sentinel intercontinental ballistic missile program until year’s end, officials said, though they expressed optimism ...