Vandenberg Air Force Base present . Today, Vandenberg stands as the third-largest Air Force base after Eglin Air Force Base in Florida, and Edwards Air Force Base in California. On 4 October 1958, Cooke AFB was renamed Vandenberg AFB, in honor of General Vandenberg, the Air Force's second Chief of Staff. The transition from Army camp to missile base solidified on 15 December 1958 when Vandenberg AFB successfully launched its first missile, a PGM-17 Thor IRBM (Intermediate Range Ballistic Missile) The launch from Vandenberg inaugurated the intermediate-range ballistic missile portion of the Pacific Missile Range and was fired by a crew from the 1st
Edwards Air Force Base synonymous with the cutting edge of the turbojet revolution in America. Aircraft testing continued at this desert "Army Air Base", then on 8 November 1943, the base title was changed to "Muroc Army Air Field, Muroc". In the fall of 1944, Eighth Air Force ran tests to determine how well conventional fighters stood up against jets. Also, in October 1944, a small detachment arrived at the base for experimental work in rocket firing and achieved such success that they remained through most of 1945. Other World War II test flights included the Northrop JB-1 Bat. In 1943, a replica of