If the X-44 would have been stealthier than the F-22, it stands to reason that it was the impetus behind the NGAD program.
USAF/US NAVY 6G Fighter Programs - F/A-XX, F-X, NGAD, PCA, ASFS news, Page 105
Finally: America Releases New Super Fighter Jet X-44 MANTA Future of the US Air Force
Did America's next stealth fighter just get revealed on Instagram?
The National Interest: Blog
Chinese Espionage? Aircraft 'Strikingly Similar' To US' 6th-Gen Fighter Jet- NGAD, X44 Spotted At China's Test Airfield
6th Generation Fighter, Page 3
The Air Force Is Only Building One NGAD: Secret Sixth-Gen Fighter
Revived X-44 Manta: A Potent Force in the US Arsenal
X-44 Manta Could This Be The Future Of The US Air Force?
X-44 Manta: Will US 6th Generation Fighter Jet Look Like This? #shorts
The X-44 MANTA Was a Futuristic Version of Lockheed's F-22 Fighter
Breaking! US Secret NGAD Jet Scheduled For 2024!
