With its six inline turbojet engines with afterburners, the Valkyrie could sustain speeds ... in up to 65 degrees to use shockwaves from the bomber's speed to provide additional lift.
A unique bomber-style fighter jet, the North American XB-70 Valkyrie has a top speed of around 2,050 mph, which is about Mach 3, depending on the altitude. This experimental fighter never ...
The North American Aviation XB-70 Valkyrie was one of the first supersonic bombers to be built after the Second World War. Designed and constructed in the mid-1950s ...
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