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 ...

The LGM-35A Sentinel will replace the Air Force’s Minuteman III fleet, in service since 1970, with the first of the new ...

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

The missile, which the Pentagon plans to take the place of the LGM-30G Minuteman III ICBMs, would anchor the land-based ...

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 ...

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

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

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

The LGM-35A ICBM program had its Milestone B status revoked during a Nunn-McCurdy review, but a new decision is expected by the end of 2026.

In direct response to the 2026 National Defense Strategy's call for urgency and speed, the U.S. Air Force rolled out its plan ...

We now know much more about the USAF's sprawling plans for new Sentinel ICBM silos with features not found on Minuteman III.