Nov 12, 2025 · If you have a personal rocketry-related item for sale, or that you're looking for, this is where you list it. These are for one time sales items, no business sales. To post you must …

Oct 4, 2023 · Hello Rocketry Enthusiasts! I hope this post finds you all soaring high in your rocketry adventures! I'm a high school student currently navigating through the fascinating …

Sep 11, 2025 · Hi, I'm curious is there a recommended ratio of rocket length to diameter for the most efficient design?

Oct 6, 2024 · Question Hi everyone! We’re a university team just getting started with building model rockets, and one of our main goals is to develop an active control system. We’re …

Jan 18, 2024 · I'm terrified of losing my rocket though and am contemplating investing in some sort of tracking system. I know these "egg timers" are suggested but yes, I'm intimidated by all …

Apr 23, 2021 · The advanced rocket will be multi stage rocket projects but has a new set of flight challenges. Electronics: flight computers and or altimeters to help with dual.deploy, cable …

Dec 2, 2021 · Hello everyone, I would like to introduce you to a gyroscopic stabilization system which I made.The system is designed to prevent the rocket from rolling. The idea is to use it …

May 29, 2023 · Hello everyone, I am currently in the process of building a HPR hybrid rocket motor and am posting to get opinions, advice, and help. The motor has a theoretical average …

Feb 15, 2025 · 1) How large is the rocket? 2) What material is the shock cord made of? 3) How heavy will the rocket weigh approximately ?

Aug 29, 2015 · This version continues the development of a simplified CFD workflow, with some other features thrown in. This workbench can be added to FreeCAD using the Addon …