About Us


As the missile numbered air force for Air Force Global Strike Command, Twentieth Air Force is responsible for operating, maintaining, securing and supporting the Air Force's ICBM force. Twentieth Air Force provides on-alert, combat ready ICBMs to the President. Click here to learn more.





Our History


The Sentinel, formerly known as the Ground Based Strategic Deterrent, is the Air Force’s program to modernize the intercontinental ballistic missile system. Learn more here.

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