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  1. KennB

    03 October 2020 CMASS Launch - Amesbury, MA

    Our 19 September launch was quite a success and seemed to run smoothly. Let's make the October launch go just as well. Please read the information we have published about the COVID-19 rules and restrictions, fill in, print out, sign and bring your tracing form with you to the launch. Without the...
  2. itb7

    OpenRocket center of Mass

    Hello everybody, I'm pretty new here, and looking for some advice on using OpenRocket to run a sim of a custom motor. I'm not certain how OpenRocket is supposed to do this, but I'd like to control the center of gravity for the motor, which will change for the first couple seconds of flight as...