Northrop Grumman has completed a pair of engineering tests for the Sentinel intercontinental ballistic missile program, ...

Air Force officials say key missile components have now been tested, which are paving the way for the program’s first test ...

The Air Force's Sentinel program is a behemoth with evolving details, but there's been “forward aggressive progress." That's what Peter Sturdivant has seen in the six months since being named director ...

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.

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 United States Air Force ...

Software delays related to the U.S. Air Force’s future LGM-35A Sentinel intercontinental ballistic missile could pose “significant risks” to the program, requiring the U.S. to continue using the ...

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 optimism ...

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 U.S. Air Force and Northrop Grumman are working to establish a new baseline for the LGM-35A Sentinel intercontinental ...

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 ...