Aviation History, Part Iii

Click Here For More Specific Information On: Mad4 Heli Airships have been proposed as a potential cheap alternative to surface rocket launches for achieving Earth orbit. JP Aerospace has proposed the Airship to Orbit project, which intends to float a multi-stage airship up to mesospheric altitudes of 55 km (180,000 ft) and then use ion propulsion to accelerate to orbital […]