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falcon 9

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  1. Yukon@K-9 Rocket Tech

    9 Motor Cluster (with gimbaled center motor)

    Hi everyone! I have been developing a open source TVC system for model rocket. I then got a crazy Idea of clustering 9 motors. Of course I highly doubt I would attempt this anytime soon, But I was wondering if anyone ever clustered slow burn motors with normal motors. I made a rough CAD design...
  2. L

    Falcon 9's stability

    If you look at the Falcon 9 rocket, it is basically a straight pipe with an enlarged nose. I've been told that the center of gravity of a rocket must be above the center of aerodynamic pressure, so how come the Falcon 9 (or really any other rocket that seems to be breaking this rule) is a stable...