Alpha Impulsion

Alpha Impulsion
Description: Alpha Impulsion is an innovative aerospace startup specializing in the development of autophage propulsion technology for next-generation light launch vehicles. By utilizing the structure of space launch vehicles as rocket fuel, this technology aims to reduce costs, enhance performance, and minimize environmental impact.
Vision:
To shape the next chapter of European space by providing sustainable and cost-effective access to space for small satellite operators.
Mission:
To pioneer disruptive rocket technologies that drastically lower launch costs and deliver efficient solutions for small satellite deployments.
Contact:
References:
Key Milestones:
  • 2022 : Successful test bench validation of first hybrid rocket engine prototypes
  • 2023 : Awarded funding under French NewSpace innovation programs
  • 2024: Successfully conducted hot-fire tests of the first hybrid autophage rocket engine in France.2025: Plans to launch "Ambre," a small-scale autophage demonstrator rocket, marking the first flight of an autophage rocket in history.
  • 2024: Initiated a funding round to raise €8 million for the industrialization of their autophage rocket technology.
Key People:
Sector:
Products & Services:
  • Autophage Propulsion System: Alpha Impulsion is developing a hybrid autophage engine that consumes the rocket's structure as fuel, reducing the weight of the launcher by up to 40% and decreasing production costs by a factor of five. This technology eliminates the need for components such as tanks and additional engines, resulting in more efficient and environmentally friendly launches.
  • Grenat Micro-Launcher: The company is working on "Grenat," a micro-launcher designed to provide affordable and reliable access to space for small satellite operators. Grenat aims to be the most disruptive space launcher in Europe, leveraging autophage propulsion for enhanced performance.
  • Alpha Hybrid-50: A modular hybrid propulsion engine combining liquid oxidizer (N₂O) and solid rubber-based fuel TRL 5–6 Micro-launchers and suborbital rockets
  • Modular Propulsion Modules: Customizable propulsion blocks for research rockets and small satellite boosters TRL 4–5 Educational and commercial suborbital flights
Claim profile