The payload container is a hollow tube with a 3D printed threaded adaptor ... PCBs intended to easily fit inside model rocket bodies, allowing for easy integration of microcontroller-driven ...

[Joe Barnard] is working on a model rocket that can land vertically under ... and the integrated covers prevented easy inspection. These were replaced by much simpler spring-loaded clamp held ...

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