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 ...

See how Relativity's Terran 1 rocket got from the 3D printer to the launch pad in these highlights ... according to ...

Industries began taking a long, hard look at 3D printing as a solution to ... of needing to build something like 30 rockets a ...

and decided to create something approximating more grown up rocket designs. The result was a 3D-printed turbopump for fuel delivery. The design is not dissimilar from a turbocharger in a car.