Страна:Country:ВеликобританияUnited Kingdom Год:Year: 2019
БеспилотныйUnmanned Единственный экземплярOne-off model
The UK’s mapping agency Ordnance Survey (OS) has joined the trend for solar-powered, high-flying unmanned aircraft by working with aeronautical engineers to develop a High-Altitude Pseudo Satellite (HAPS) called Astigan.