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

With the long discussed modernization of the nation’s nuclear missile program finally kicking into gear at other bases in the ...

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.

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

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 is revamping its two biggest nuclear modernization efforts, increasing its capacity to build B-21 Raiders while changing its approach to fielding a massive ICBM program that has ...