Skydweller Pushes Solar Drone to Nonstop 3-Day Flight With 800-Pound Payload

In partnership with the US Navy, Oklahoma-based Skydweller Aero has completed a continuous three-day flight of its uncrewed aircraft, harnessing solar energy to remain airborne.

The aircraft flew autonomously over the Gulf of Mexico, transmitting data on the Atlantic Ocean basin while avoiding thunderstorms. Though unmanned, the flight was monitored by a human crew.

The drone also carried 800 pounds (363 kilograms) of onboard payloads during the mission, highlighting its ability to sustain heavy mission systems over extended, nonstop flights.

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