BPM100 DPR?

Dear readers, Designing the world’s largest amateur rocket is not an easy task. It’s an iterative process with a lot of dependencies. One of the very important dependencies relates to the rocket’s “propellant delivery system”, Read more…

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Status from the workshop

Dear readers, Our workshop is unheated, so we suffer a lot in the cold. Nevertheless, lots of things happens in the workshop as always, though it’s not all that looks like or is rocket science. Read more…

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Home made fuel tanks

First steps in Spica development are home produced stainless steel fuel tanks on our custom welding lathe. Followed by their attempted destruction by pressurization

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