Stratobus high altitude airship...
6 KB (529 words) - 13:01, 12 September 2024
allow a 24 m/s (47 kn) maximum speed. Thales Alenia Stratobus Thales Alenia Space develops the Stratobus unmanned, solar-powered stratospheric airship, 377 ft...
61 KB (6,418 words) - 16:51, 7 September 2024