SteamJet Space Systems

Birmingham, United Kingdom

Key highlights

SteamJet offers flight-proven, ITAR-free water-based electric propulsion as an alternative to chemical systems. Our high-thrust solutions support constellation management, collision avoidance, and deorbiting for a wide range of space missions

  • High Thrust Capacity: Delivers up to 20 mN, significantly higher than typical electric propulsion
  • Green Water Propellant: Safe, non-toxic, low-pressure propellant that requires no high-pressure storage
  • Freezing resistance: Supports water-alcohol mixtures for operation down to -30 °C
  • No RF Interference
  • Proven Flight Heritage: Over six systems successfully operated with 100% mission success
  • ITAR-Free Hardware: Simplified international procurement with no trade or import hurdles
  • Space Qualified Standards: Meets ESA ECSS-E-ST-10-03C and NASA GSFC-STD-7000A requirements
  • Customizable Design and External Volume Utilisation 
  • Low Power Consumption: High-efficiency operation optimised for power-constrained CubeSats and small satellites

Customers

  • SatRevolution “Above the Clouds” mission (2022)
  • MBRSC “PHI-Demo” mission (2023)
  • Several non-disclosed missions
  • NaraSpace Artemis II/ K-Rad mission

SteamJet Space Systems

Birmingham, United Kingdom

Downloads

  • In-Orbit Demonstration of a Steam-Powered Propulsion System(395.5 KB)
    Click the arrow to download the In-Orbit Demonstration of a Steam-Powered Propulsion System
  • Extended Testing of a Steam-Powered Propulsion System for Rapid-Orbit Corrections: A viable alternative to Chemical Propulsion(668.1 KB)
    Click the arrow to download the Extended Testing of a Steam-Powered Propulsion System for Rapid-Orbit Corrections: A viable alternative to Chemical Propulsion

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Last updated: 2026-01-21