Two months after he set the ball rolling on the development of the next-generation F-47 fighter jet, Donald Trump sprung another surprise on May 15 when he said he wants a twin-jet variant of the F-35, which would likely be called the F-55.  President Trump said he was interested in developing a twin-engine, upgraded variant … Continue reading F-55 Fighter: After F-47 Next-Gen Aircraft, Trump Proposes Much More Powerful F-35 With Twin-Engines; Is It Really Feasible?