AURORA, Colorado— The Pentagon won’t have new cost estimates for the way-over-budget Sentinel intercontinental ballistic ...

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.

Switching from the Minuteman III to the Sentinel system, led by Northrop Grumman, involves the replacement of more than 600 facilities across five states.

We certainly have not lowered the bar, and we certainly have not taken on any risk by doing this,” Air Force Gen. Dale White told Breaking Defense.

The Air Force confirmed the restructuring will be completed in 2026, with testing underway and a first flight planned for 2027.

The government watchdog’s timeline runs counter to a U.S. Air Force news release that said the Sentinel’s first flight could ...

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 ...

The continued extension of the Minuteman III system calls for a rethinking of the venerable US strategic nuclear triad. The US Government Accountability Office (GAO) has noted that the original plan ...

This month, the Government Accountability Office (GAO) released findings on the Air Force’s troubled transition from the aging, silo-based Minuteman intercontinental ballistic missile (ICBM) to its ...

The projected price of an Air Force program to build a next-generation nuclear missile – dubbed Sentinel – had risen 81%, from $77.7 billion to nearly $141 billion. That’s the equivalent of Americans’ ...