dz9ikx / ORVACT Star 0 Code Issues Pull requests Discussions ORVACT — Open-source gyroscopic propulsion research. Counter-rotating fluid rotors, MHD thrust, and precession control. Validating physics from garage prototypes (Tier 0) to interstellar probes (Tier 3). Tesla valve damping, vector control, patent-free forever. Open Humanity License. open-source aerospace open-hardware vector-control orbital-mechanics magnetohydrodynamics interstellar-probe physics-experiment counter-rotating-mechanism gyroscopic-propulsion mhd-thrust tesla-valve Updated Mar 2, 2026