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 ...

Add Yahoo as a preferred source to see more of our stories on Google. By July 2024, the public knew the program had blown its budget. But the announcement was nonetheless staggering. The projected ...

Add Yahoo as a preferred source to see more of our stories on Google. Attendees tour the LGM-35A Sentinel munitions storage igloos at Vandenberg Space Force Base, California, Dec. 1, 2025. (Staff Sgt.

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 U.S. Air Force's troubled Sentinel intercontinental ballistic missile program faces significant risks from software delays and an extended reliance on the aging Minuteman III system. However, a ...

Key Points and Summary - The LGM-35A Sentinel, slated to replace Minuteman III, faces soaring costs and delays. -A 2024 review found an 81% jump to $141B, triggering a Nunn-McCurdy breach. The DoD ...

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 ...

The new LGM-35A Sentinel intercontinental ballistic missile being developed for the U.S. Air Force is on track with initial capability tests to allow for a decision by the end of the year on whether ...

The troubled Sentinel intercontinental ballistic missile program will hit a key milestone by year’s end, with hopes to deliver the initial ICBM by the early 2030s, Pentagon and Air Force officials ...