A general goal has been developing low cost reusable technologies. Stability is affected by many things: Clubs for clubs in Canada. Several groups are pursuing advanced amateur rocket development and going for altitude records as well as the X-Prize. Rocket and Spacecraft Propulsion: Advanced Rocketry in British Isles. We also cover vehicle guidance control and Structural Design.
Motors are categorized in many ways, but the two most important ones are total impulse and average thrust.
Levels of Rocketry
Their rockoon - balloon launched rockets - are intended to set high altitude records and eventually to provide low cost research sounding rockets. These rockets also generally weigh under a pound, but fly much higher than model rockets. See Introduction and Table of Contents pdf. It is often feet, but can drop down to zero in some areas such as within five miles of an airport. Included on his site are the technique for making fuel grains by rolling them out and cutting to length. Two reportedly good sources are: That's all it takes now you can build your model rocket and launch it.