US XB-70 ''Valkyrie'' Strategic Bomber

By Crusader1307

North American's XB-70 ''Valkyrie'' was a US Cold War Deep (Territory) Penetrating Strategic Bomber, designed to evade Enemy Counter Defenses. The ''Valkyrie'' was primarily a Nuclear Strike Bomber. Only (2) were produced in 1964 for The US Air Force. By 1969, The ''Valkyrie'' Program was retired. Unit cost (at 1.5 Billion USD) – proved to be too daunting for continued approval (as we as The US switching to programs designed to develop better ICBMs and Submarine based Nuclear Platforms. The XB-70 was Crewed by (2). They were 185-feet in length with a modified Delta-wingspan of 105-feet. Power was provided by (6) GE J92 Afterburning Turbojet capable of 19,000-IBF (Thrust) each. The ''Valkyrie'' could achieve over 2,000-mph with an operational ceiling of 77,000-feet. Nuclear Armament was varied but between 15 to 25-KTs each Device deployed.