Nammo Space 220N Hydrogen Peroxide Monopropellant Thruster is a green-propellant RACS thruster under development for attitude control, with a first application planned for the Vega-C upper stage. Nammo publishes 87.5% hydrogen peroxide, 220 N nominal vacuum-class thrust, 160 s steady-state specific impulse and more than 200,000 Ns total impulse. Lifecycle remains development.