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 ...

Description: Project BLERP aims to design and construct a reusable liquid rocket engine and launch stand that can be re ... nitrous oxide and a fuel still to be determined.

This story has been changed to clarify that it is the world's largest single-segment solid rocket. China says ... four times as powerful as the liquid fuel engine on the Long March 5, the largest ...

to sign a contract on using the RD181M liquid-fuel rocket engine in the Antares rocket, to deliver cargo to the International Space Station and to launch research and commercial spacecraft." ...