AvioBlog - Il precursore del NGAD: l'UCAS Northrop Grumman X-47B, parte del programma UCAS-D (unmanned combat air system carrier demonstration)
AvioBlog - Il precursore del NGAD: l'UCAS Northrop Grumman X-47B, parte del programma UCAS-D (unmanned combat air system carrier demonstration)
AvioBlog - Il precursore del NGAD: l'UCAS Northrop Grumman X-47B, parte del programma UCAS-D (unmanned combat air system carrier demonstration)
AvioBlog - Il precursore del NGAD: l'UCAS Northrop Grumman X-47B, parte del programma UCAS-D (unmanned combat air system carrier demonstration)
AvioBlog - Il precursore del NGAD: l'UCAS Northrop Grumman X-47B, parte del programma UCAS-D (unmanned combat air system carrier demonstration)
![Northrop Grumman X-47B UCAS ZAP16.COM Air Show photography, Civilian and Military aircraft fact sheets Northrop Grumman X-47B UCAS ZAP16.COM Air Show photography, Civilian and Military aircraft fact sheets](https://i2.wp.com/zap16.com/airshow/wp-content/uploads/2011/02/X-47B.jpg?fit=1024%2C692&ssl=1)