Hybrid rocket engines offer perks from both worlds, with simple solid fuel and the ability to throttle down by regulating oxidizer flow. Naturally, [Integza] decided he should try and 3D print one.

This arrangement leads to a few complicated welding and machining processes, but surprisingly these obstacles can be overcome by simply printing a rocket engine on a 3D printer. The current engine ...

When the Terran 1 launches, it will bring to life Relativity’s biggest project to date, a massive 3D-printed rocket larger than any other 3D-printed object ever created to go to orbit.

The startup is betting on a radically simplified production chain, capable of building a rocket with 100 times fewer parts than the competition, and in just 60 days. Its 3D printing platform can ...

Let's have a look at top 7 points about the 3D-printed rocket engine: The engine that the space agency tested is the PS4 engine used in the Reaction Control System (RCS) of the upper stage (PS1 ...