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 ...

How to build a transparent hybrid rocket engine using acrylic rod and a canister of oxygen, with a breakdown of how various other types of rocket engines work along the way. Consider supporting my ...

there’s more than enough info on his site to try and recreate some of his experiments, but perhaps you should start here instead: How to Design, Build and Test Small Liquid-Fuel Rocket Engines.

as ‘rocket city’ for BE-4 engine Amazon CEO Jeff Bezos’ space venture, Blue Origin, plans to invest $200 million to build its BE-4 rocket engine in a new facility in Huntsville, Ala., ...

Aerospike rocket engines are the stuff of legend in the space ... the company said in a statement. Pangea aims to build rocket propulsion systems for all rocket sizes, from microlaunchers to ...