Northrop Grumman tested the motor in the vacuum chamber in collaboration with the U.S. Air Force, continuing the development ...

The Sentinel intercontinental ballistic missile (ICBM) nuclear weapons program, in which the Air Force is moving to replace ...

The US Air Force (USAF) and Northrop Grumman have achieved a key milestone in the LGM-35A Sentinel intercontinental ballistic ...

Secretary of the Air Force Frank Kendall says the Sentinel ICBM program is "struggling" and keeping it on track will "cost money." Secretary of the U.S. Air Force Frank Kendall says that the ...

ICBM stands for intercontinental ballistic missile and is used to name long-range transport systems meant to defeat far-away adversaries. Tracing its roots back to the German V-2 rocket program ...

But, as is the case with too many major weapons programs, while it was still on the drawing board, the cost of Sentinel ICBM rose on a steady upward trajectory. By the time Sentinel went into ...

To many outside of the Defense apparatus, the Sentinel ICBM program may seem unnecessary. After all, the United States already maintains a standing arsenal of more than 400 nuclear-armed Minuteman ...

Sentinel ICBM Security The Air Force’s New Sentinel ICBMs Are Facing a Silo Shortage If all goes according to plan, the Sentinel program will go operational in 2030 and serve through 2075.

The Sentinel program essentially serves as a total system replacement of the current ICBM’s 400 missiles, 450 silos and 600-plus facilities. The Minuteman III system has been in service since ...

The Air Force is also replacing the Minuteman III (MMIII) ICBM—first fielded in the early 1970s and meant to be retired and replaced when Ronald Reagan was President—with the Sentinel ICBM.

Now loaded with 50-year-old Minuteman III ICBMs, the Air Force plans to install a new Sentinel ICBM system in 450 sites in Montana, Wyoming, North Dakota and Nebraska over the next several years.

“Initial capability” for the LGM-35A Sentinel ICBM is now slated for April to June 2030, the report says—a year later than the May 2029 date given in the Pentagon’s most recent Selected ...