The X-15 Spaceplane can go up to Mach 6.72 [4520 mph]. Set the Plane on water to take off
Specifications
General Characteristics
- Created On Windows
 - Wingspan 30.5ft (9.3m)
 - Length 42.1ft (12.8m)
 - Height 10.3ft (3.1m)
 - Empty Weight 8,917lbs (4,044kg)
 - Loaded Weight 16,695lbs (7,572kg)
 
Performance
- Power/Weight Ratio 2.019
 - Wing Loading 79.4lbs/ft2 (387.9kg/m2)
 - Wing Area 210.1ft2 (19.5m2)
 - Drag Points 1372
 
Parts
- Number of Parts 23
 - Control Surfaces 5
 - Performance Cost 140