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

WASHINGTON (AP) — The new Sentinel nuclear weapons program is 81% over budget and is now estimated to cost nearly $141 billion, but the Pentagon is moving forward with the program, saying that given ...

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 ...

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

Defense Secretary Lloyd Austin’s office on Monday certified the Sentinel nuclear missile program can continue after determining the effort is a major national security priority with no alternatives, ...

In 2020, the U.S. Air Force announced a $13.3 billion contract with Northrop Grumman aimed at modernizing the ground-based intercontinental ballistic missile program, a leg of the military’s nuclear ...

WASHINGTON — The new Sentinel nuclear warhead program is 81% over budget and is now estimated to cost nearly $141 billion, but the Pentagon is moving forward with the program, saying that given the ...

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.