The "Kea Atmos Mk 1" uncrewed aircraft has been designed to be used for stratospheric flight testing. It has a wingspan of 12.5 meters, weighs under 40 kilograms and will fly at altitudes higher than commercial airliners, up to 50,000 feet.. - Inside Unmanned Systems News Magazine
/PRNewswire/ The "Kea Atmos Mk 1" uncrewed aircraft has been designed to be used for stratospheric flight testing. It has a wingspan of 12.5 metres, weighs.