Chinese detonation engine in test flight for supersonic passenger jet
Jindouyun – named after Monkey King’s ‘somersault cloud’ – reached Mach 4 at more than 65,600 feet, Space Transportation says ...
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NASA's 2 stuck astronauts face more time in space with return delayed until at least late March
NASA’s two stuck astronauts just got their space mission extended again. NASA announced the latest delay in Butch Wilmore and ...