Successful first flight for the SolarXOne independent drone The first prototype of the independent drone that can make its own decisions designed by XSun made its test flight on 30th October. Objective: world record for the longest flight in 2018 Created in Guérande in June 2016, the start-up is targeting the world flight time record in 2018: its ambition is to get its independent aeronautical system fly for over 14 days.