Summary: Among aviation enthusiasts, Northrop Grumman’s YF-23 has achieved legendary status due to its performance and the fact that only two prototypes were built before the program was discontinued.

Key Points and Summary - Lockheed’s YF-22 wasn’t the inevitable winner of the Air Force’s Advanced Tactical Fighter contest. -Northrop’s YF-23 “Black Widow II” offered cleaner stealth shaping, ...

As the Cold War climaxed in the 1980s, the U.S. was engaged in an arms race with a hollowed-out Soviet Union. Despite having recently fielded fourth-generation fighters like the F-14, F-15, F-16, and ...

Was the most stealth-optimized fighter ever produced just too far ahead of its time? In the late 1980s, Northrop’s YF-23 “Black Widow II” protruded from the Advanced Tactical Fighter (ATF) program as ...

The YF-22 would become the F-22, a dominant air-superiority stealth fighter for nearly 30 years. Now the F-22's future is in doubt, with Congress and the US Air Force at odds about its retirement. On ...