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β’ World's most advanced and survivable aircraft ever built
β’ First flight: July 17, 1989
β’ Entered service: January 1, 1997
β’ Unit cost: ~$2 billion
β’ Role: Strategic stealth bomber - Conventional and nuclear weapons, long-range bomber
β’ Crew: 2 pilots; a pilot (left seat) and mission commander (right seat)
β’ Length: 69 ft
β’ Wingspan: 172 ft
β’ Height: 17 ft
β’ Maximum speed: 630 mph / Mach 0.95 at sea level
β’ Fleet size: 21 built
β’ Design: Flying-wing
β’ Stealth: Advanced for its time
β’ Avionics: 1990s tech, later upgraded
β’ Deployment: Limited to secure bases
β’ Maintenance: High and costly
β’ Payload: ~40,000 lbs
π½-21 ππππππ§
β’ Worldβs first sixth-generation aircraft
β’ Initiated: 2011
β’ Entering service: 2020s
β’ First flight: November 10, 2023
β’ Unit cost: <$700 million (target)
β’ Role: Strategic stealth bomber - Multi-mission, nuclear and conventional weapons, long-range strike bomber (LRS-B), electronic warfare, ISR
β’ Crew: 2 pilots; autonomous control (planned)
β’ Length: 54 ft
β’ Wingspan: 132 ft
β’ Height: 18 ft
β’ Maximum speed: Mach 0.8+
β’ Fleet size: 100+ planned
β’ Design: Flying-wing
β’ Stealth: Next-gen materials, low-signature shaping
β’ Avionics: Modular, open architecture
β’ Deployment: Agile basing, forward-ready
β’ Maintenance: Easier, low-observable coatings
β’ Payload: (smaller than the B-2) ~30,000β35,000 lbs (estimated)
πΈ: @usairforce & Northrop Grumman
