Dubbed “the whale” and feared for its instability, Tacit Blue pushed stealth aviation to its limits. Designed in secrecy and barely controllable in flight, this experimental jet was a ...

While a Northrop official described the Tacit Blue as one of the most unstable aircraft ever flown, its data aided in the development of several weapon systems. FLYING is the definitive voice of ...

An experimental stealth technology demonstrator flown in the mid-1980s, Tacit Blue's bloated appearance ... is a cross between a dirigible and a fixed-wing aircraft. Conceived in the early 1980s ...

While a Northrop official described the Tacit Blue as one of the most unstable aircraft ever flown, its data aided in the development of several weapon systems.