It’s a long development cycle but UK company founded by Alan Bond, of HOTOL fame, believes the Sabre concept will work. Spaceplanes powered by Sabre engines could launch payloads more efficiently than ...
The company AutoFlight, electric vertical take-off and landing (eVTOL) aircraft developer, released a new video of its Prosperity I vehicle’s full-scale, proof-of-concept test flight last week. Mark ...
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