and even hybrid rocket engines are becoming passé. We’ve never seen a liquid-fuel rocket build before, so that’s what this roundup evolved into. First up is [Robert Watzlavick], who has been ...

While we’re reluctant to say it for fear of being misinterpreted, the new liquid fuel rocket engine being built by Copenhagen Suborbitals is one of the most impressive, daring, and nearly the ...

Engineers developed an engine prototype which could reach unprecedented speeds, cutting down interplanetary travel time.

Eco-friendly alternatives to fossil fuels are venturing beyond Earth—and into space.

He has no hope that liquid-fuel rocket engines (“a remarkable chemical ... along (just a matter of time), Ritchey is prepared to design even better space rockets. Contact us at [email protected] ...

Most liquid-fuel rocket engines require a secondary combustion ... can be increased by more than three times above present design levels. Contact us at [email protected] ...

"Since the beginning of the year, Energomash has been holding first trials of liquid-fuel RD-191M engine for heavy-class Angara-A5M rocket of the Amur space complex," it said. The engine is an ...