Putting payloads into model rockets can be more complex than simply ... The payload container is a hollow tube with a 3D printed threaded adaptor attached to one end. Payload goes into the tube ...

Although there was briefly a company called Rotary Rocket, the term is much better ... If you ever wondered how these worked, why not print a model? That’s what [Engineering Explained] did.

An almost fully 3D-printed rocket lifted off from Cape Canaveral ... the Terran-1 passed key objectives and showed the resilience of its model, according to the company behind the project.