Demo
    A mechanical apparatus with a circular component mounted on a metal frame, focused in the foreground against a blurred background.
    Phase Four says its RF thruster provides electric propulsion while being small enough to power cubesats.
    A close-up image of a small, square microchip next to a u.s. quarter to demonstrate scale.
    Accion Systems’ ion electrospray thruster runs on a propellant that flows through hundreds of microscopic emitters contained in a microchip.
    A blue metallic briefcase with silver trim and locking mechanisms, labeled
    VACCO Industries has provided two propulsion units for NASA’s JPL Mars Cube One. The units release hydrofluorocarbon refrigerant from a pressurized tank through eight thrusters.
    Illustration explaining a phase four radio frequency thruster in a spacecraft, highlighting components like ionization zones and propulsion stages with labeled diagrams and text descriptions.