The world’s largest airplane, built by the late Paul Allen’s company Stratolaunch Systems, makes its first test flight in Mojave, California, U.S. April 12, 2019. (AFP Photo) A giant six-engine aircraft with the world’s longest wingspan completed what company officials called a superb initial flight over California’s Mojave Desert, bringing to life a dream held … Continue reading World’s largest plane ‘Stratolaunch’ completes first test flight