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

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.

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.

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 ...

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

A federal report states the Air Force's Sentinel program is facing software delays, prompting an extended use of 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.

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

The U.S. Air Force expects its next-generation LGM-35A Sentinel nuclear missile to reach initial ...

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 ...