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Questions regarding model and/or high-powered rocketry.

4 votes

Commercial Sources of variable thrust Rocket Engines

The non helpful answer for buying an engine for a 100 foot flight is you go shopping for RCS engines with someone like Aerojet and look in the catalog, work out practicalities of ITAR or relevant laws …
GremlinWranger's user avatar
2 votes
Accepted

What should be the fuel mass of a hypersonic (Mach 7) rocket using APCP fuel that would deli...

Probably around in the thousand of kgs. Some quick noodling with the simulator open rocket suggests even with the highest spec tube motors you will be maxing out around mach 2, which makes sense since …
GremlinWranger's user avatar