b52 bomber The Long Range Strike Bomber program is intended to yield a stealthy successor for the B-52 and B-1 that would begin service in the 2020s; it is intended to produce 80 to 100 aircraft. Two competitors, Northrop Grumman and a joint team of Boeing and Lockheed Martin, submitted proposals in 2014; [ 235 ] Northrop Grumman was awarded a contract in October 2015. [ 236 ]. đăng nhập b52 B-52 có thể bay liên tục hơn 14.000 km mà không cần tiếp nhiên liệu, thích hợp cho các nhiệm vụ chiến lược đường dài. b52.club ios In the 1960s, there were concerns over the fleet's capable lifespan. Several projects beyond the B-52, the Convair B-58 Hustler and North American XB-70 Valkyrie , had either been aborted or proved disappointing in light of changing requirements, which left the older B-52 as the main bomber as opposed to the planned successive aircraft models. [ 161 ] On 19 February 1965, General Curtis E. LeMay testified to Congress that the lack of a follow-up bomber project to the B-52 raised the danger that, "The B-52 is going to fall apart on us before we can get a replacement for it." [ 162 ] Other aircraft, such as the General Dynamics F-111 Aardvark , later complemented the B-52 in roles the aircraft was not as capable in, such as missions involving high-speed, low-level penetration dashes. [ 163 ]

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