Otto Aviation, which is developing a six-seat, aero-diesel powered aircraft, announced it will also create a zero-emissions version of the Celera 500L.
Otto Aviation, which is looking to certify its aero-diesel-powered Celera 500L by 2025, says it will also pursue a zero-emissions version of the six-seat pusher, powered either by battery-electric or hydrogen. (Photo: Otto Aviation)
