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4 February 1969. The North American Aviation XB-70 Valkyrie is a retired prototype version of the planned B-70 nuclear -armed, deep-penetration supersonic strategic bomber for the United States Air Force Strategic Air Command. Designed in the late 1950s by North American Aviation (NAA) to replace the B-52 Stratofortress and B-58 Hustler, [1 ...
The first XB-70 — nicknamed Valkyrie following a naming contest — was rolled out in Palmdale, California, on May 11, 1964. With a wingspan of over 100 feet, six General Electric turbojet ...
Test pilot. Space career. USAF Test Pilot. Selection. 1958 MISS Group. Missions. None. Alvin Swauger White (December 9, 1918 – April 29, 2006) was an American test pilot and mechanical engineer. He flew the maiden flights of both XB-70 Valkyrie aircraft, the first 2,000 mph (3,200 km/h) flight, and all subsequent Mach 3 exploration flights.
Walker was killed on June 8, 1966, when his F-104N Starfighter chase aircraft collided with a North American XB-70 Valkyrie. [13] At an altitude of about 25,000 ft (7.6 km) [ 14 ] Walker's Starfighter was one of five aircraft in a tight group formation for a General Electric publicity photo when his F-104 drifted into contact with the XB-70's ...
North American Aviation (NAA) was a major American aerospace manufacturer that designed and built several notable aircraft and spacecraft. Its products included the T-6 Texan trainer, the P-51 Mustang fighter, the B-25 Mitchell bomber, the F-86 Sabre jet fighter, the X-15 rocket plane, the XB-70 bomber, the B-1 Lancer, the Apollo command and service module, the second stage of the Saturn V ...
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Among them is the Apollo 15 Command Module Endeavour which orbited the Moon 74 times in 1971, one of four surviving Convair B-36 Peacemakers, the only surviving North American XB-70 Valkyrie and Bockscar—the Boeing B-29 Superfortress that dropped the Fat Man atomic bomb on Nagasaki during the last days of World War II.
General Electric YJ93. The General Electric YJ93 turbojet engine was designed as the powerplant for both the North American XB-70 Valkyrie bomber and the North American XF-108 Rapier interceptor. The YJ93 was a single-shaft axial-flow turbojet with a variable-stator compressor and a fully variable convergent/divergent exhaust nozzle.
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