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

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

Air Force Global Strike Command conducted a test launch of an unarmed Minuteman III intercontinental ballistic missile equipped with two test re-entry vehicles at 11:01 p.m. Pacific Time on March 3 ...

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

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

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.

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.

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 ...