Use(s): communications relay, scientific missions, environmental observation and monitoring Manufacturer: Qinetiq Powerplant: Zephyr uses its state-of-the-art solar cells spread across its wings to recharge high-power lithium-sulphur batteries and drive two propellers Dimensions: wingspan: 22.5m (74 ft aprox), Zephyr is now 50% bigger than its predecessors. The vehicle has a wingspan of 22.5 m, height 7.2 m and features a new wingtip and tail design that dramatically improve aero performance. It also has a wider configuration near the main body to accommodate more equipment. In addition, the avionics and power management systems on board have been upgraded MTOW: 53kg, max payload: 2.5kg Performance: endurance: 336 hours (2 weeks / 14 days, ceiling: 61,000 feet, 21,562 meters, mission radius: >10,000nm Payload: communications relay Launch: hand launch Recovery: autonomous belly landing Structure Material: composite