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

Jan 16, 2025 · Model rocketry enthusiast forum & rocket for sale classifieds. Rocketry forums for experts & beginners. Engines, recovery, electronics, rocketry software.

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 …

Aug 5, 2021 · I'm building my first mid power rocket and going with the Balsa Machining 3" 29mm School Rocket. I have the kit and have modeled in Open Rocket using exact measurements …

Mar 22, 2025 · Put your contact data on your rocket in multiple locations. Murphy's Law says you'll easily recover the marked rocket part, but the unmarked parts are the ones people will pick up …

Nov 1, 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 …

Jan 11, 2025 · What are your favorite model rockets made by Estes?

May 21, 2025 · I’m currently operating off a Chromebook right now and I was wondering if there were any free alternatives to open rocket that could be run on the web or downloadable on …

Mar 11, 2024 · $19.99 Rocketry Model Rocket Kit Easily Distracted By Rockets T-Shirt Amazon.com $28.56 Estes 2435 3 Bandits Rocket-Building Kit, Beginner Mini-Engine …

Feb 6, 2019 · Hot glue is unsuitable for nearly any rocket-building task because 1) it's not strong 2) it's not heat-resistant 3) it's messy Hot glue is good for sticking nearly anything together for …