AIRCRAFT PROGRAM
| Lift type | Fixed wing | ||
| Construction type | Factory-built | ||
| Control type | Piloted, Remotely piloted | ||
| Engine type | Turbojet | ||
| Application | Experimental | ||
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Hypersonic demonstrator vehicle, with turbo-ramjet cycle engine. Includes HELLO-1 (commercial demonstrator vehicle), and HELLO-2 (commercial space plane).
| Variant | Launch/First flight | Production end | |
| Space Engine Systems HELLO-1X | 2022 / | Mach 5 piloted/optionally autonomous hypersonic demonstrator vehicle with liquid multi-fuel combustion. |
View full news archive for the Space Engine Systems HELLO-1X.