In June of 2020, a strange-looking aircraft covered in mirrors was spotted flying over the Mojave Desert. Reflecting light, the aircraft was accompanied by two more aircraft, and they were performing a long series of unknown tests.The mysterious vehicle was Scaled Composite’s Model 401, a small jet-engined aircraft with composite materials and a 38-foot wingspan.From its very first flight in 2017, several experts have pondered the true reasons behind the development of such an unusual apparatus. But as it turned out, the unique vehicle was not designed from scratch and appears to be a direct descendant of one of the most innovative aerospace designs of the 1980s…