The US Air Force has unveiled its newest nuclear stealth bomber, the B-21, which will gradually replace aircraft first flown in the Cold War. The first new bomber in 30 years could cost nearly “I am establishing the B-2 Stealth Bomber Historic Society to preserve 1 of the 20 aircraft to share the aviation marvel with future generations.” The venerable B-52 has a mission Since its inception in 1947, the U.S. Air Force has been deeply invested in operating long-range strategic bomber for nuclear deterrence. However, by the 1960s it grew clear that high-flying B-52 While the B-2 stealth bomber will eventually be replaced by the B-21, the Air Force has continued to upgrade the B-2 bomber to help bridge the gap in the bomber force for years to come as more B The aircrafts’ grounding, which came after an emergency landing and fire on Dec. 10 at Whiteman Air Force Base in Missouri, is significant because the stealth bomber, along with the B-52 The prototype B-2 stealth bomber emerged in 1988 after a decade of top secret research by the US Air Force. The B-2 design made great strides over previous attempts at stealth aircraft, such as the B-1B and F-117 , thanks to a more refined understanding of radar wave reflection and its aerodynamic flying wing shape. The Rockwell B-1 Lancer is a glimpse of what a modern long-range bomber looks like. Much younger than the Stratofortress, the Lancer represents a giant leap forward in bomber aircraft design. The aircraft, nicknamed Bone, was inducted with the USAF in October 1986, more than 30 years after the B-52. The Lancer was the result of a growing need För svenska bombflygplanet B 2, se Fiat B.R.. Northrop Grumman B-2 Spirit, förkortat B-2, Ă€r ett amerikanskt bombplan som Ă€r konstruerad som en flygande vinge, gjort med smygteknik för att inte synas pĂ„ radar. USA:s försvarsdepartement planerade att bygga 132 plan men i slutĂ€ndan beviljade USA:s kongress endast köp av 21 flygplan. Its superior performance and low operating costs were the primary reason it was never superseded, even by aircraft that were designed to replace the B-52. These included the B-1 Lancer, the B-2 Spirit stealth bomber, and even faster, supersonic bombers like the B-58 Hustler. The US Air Force plans to purchase at least 100 of the stealth bombers. The US Congressional Budget Office estimated the aircraft will cost $1.2 trillion (A$1.77 trillion) through to 2046. w6T0ipN.