All Rocketry Blogs

Sport Rocketry / Certification

    Greg Smith's Blog: Three things... (2008-05-16)
    It turns out that my parents can't make it out to my level 3 attempt on June 7th.  As a result I'm going to push to the June 14th Lucerne Valley launch instead.  This coincides with ... [Read More]

    Greg Smith's Blog: Updated documentation packet (2008-08-08)
    I've completely revamped my documentation packet to reflect all the changes and rebuild details. I've also dropped in this entire blog (minus this entry of course) at the end of the PDF. I think ... [Read More]

    Improbable Ventures: High power rocketry (2019-10-20)
    This is where things get really fun. I went into detail in a previous post about rocket motors and their power. In short, each letter (representing a motor class) is twice as powerful as the one ... [Read More]

    Improbable Ventures: L3: a story of hubris (2020-04-14)
    At the beginning of 2020, before we collectively realized that COVID-19 would completely upend everything we know and love and that this year would be written off as a total disaster, I had set a ... [Read More]

    Improbable Ventures: High Power Rocketry: L1 Certification Flight (2020-07-04)
    Finally! According to the National Association of Rocketry, I now officially have my level 1 certification in high power rocketry. I finished building my first high power rocket, the HyperLOC 835, ... [Read More]

    Improbable Ventures: High Power Rocketry: L2 Certification Flight (2020-07-22)
    Officially level 2 certified! Fulfilling a 2020 goal I really started getting into rocketry last fall, less than a year ago, and I had set some goals for 2020 when the year began. My goals included ... [Read More]

    Improbable Ventures: How I decided on my L3 project in high power rocketry (2020-08-21)
    Once I completed my level 2 certification in high power rocketry, I had been spending a lot of time thinking about what, exactly, I should build for my level 3 project. And more generally, how ... [Read More]

    Improbable Ventures: Going down in flames: how to self-destruct with rockets (2020-11-24)
    The big day was finally here. I finished building the L3 Fusion rocket in early September and was ready to launch – once the wildfire smoke cleared in the PNW – as soon as the o ... [Read More]