Japan, Britain, and Italy will have difficulty moving forward on a sixth-generation fighter because of the sheer complexity ...
Northrop built two YF-23A prototypes: the first YF-23 (serial number 87-0800), Prototype Air Vehicle 1 (PAV-1), was rolled out on 22 Jun. 1990 and took its 50-minute ...
The YF-23 Black Widow II was probably the most advanced stealth ... the Pentagon ultimately choosing the Lockheed YF-22 over the Northrop YF-23: these were supposed to be fifth-generation air ...