Unlocking the Holy Grail of propulsion tech. HyPrSpace is a french aerospace startup developing a new kind of hybrid rocket engines : the kind that actually works. The propulsion technology we are working on is considered the "Holy Grail" of rocket engines, as it combines all the benefits of existing technologies without their drawbacks. Although studied for over 50 years, this technology was previously locked due to its non-scalability and thus was impractical. However, at HyPrSpace, thanks to a disruptive innovation in engine architecture, we have successfully made this technology scalable and applicable across a wide range of vehicles. Our …