Spaceflight Motors, Gearboxes, Actuators and Mechanisms

Welcome to Rocketstar Robotics Products Overview page. Rocketstar Robotics components operate in air, vacuum, low pressure CO2, over broad temperature ranges and are autoclavable.


Rocketstar Robotics designs and manufactures high performance custom motors for spaceflight applications including:

Rocketstar Robotics motors are available with a variety of options including:

  • Redundant Windings
  • Samarium or Neodymium Magnets
  • Accessory Shafts
  • Low Cogging Torque
  • Inverted
  • Frameless

Rocketstar Robotics coreless motors incorporate ThinGap technology through an exclusive licensing arrangement. Read the press release here.


Planetary Gearbox Components
Planetary Gearbox Components

Rocketstar Robotics designs and manufactures precision gearboxes for all manner of spaceflight application. Design features include high specific stiffness and torque capability, low and zero backlash, long life, aerospace materials and low vapor pressure lubricants. Available gearbox configurations include:

  • Spur, Helical
  • Epicyclic (Planetary, Star, Differential)
  • Harmonic Drive
  • Ball Screws


Common Motor Module Rotary Actuator
Common Motor Module Rotary Actuator

Rocketstar Robotics Motors, Gearboxes and Mechanisms can be provided in any combination to provide complete Actuator assemblies including:

  • Planetary Gear Motors
  • Harmonic Drive Actuators
  • Linear Actuators
  • Solar Array Drives
  • Bi-Axis Gimbals

Typical applications of Rocketstar Robotics Actuators would include:

  • Antenna Pointing Mechanisms
  • Camera and Instrument Pointing Mechanisms
  • Deployment Actuators
  • Filter Wheels
  • Rover Articulation, Wheel and Steering Actuators
  • Sampling Systems
  • Remote Manipulators
  • Robotic Servicing
  • Valve Actuation

Mechanisms and Components

Rocketstar Robotics can also provide an array of Mechanisms and Components that can be combined with our motors and transmissions in any combination for a robust range of actuators and systems including:

  • Twist Capsules
  • Encoders, Resolvers, Potentiometers and Limit Switches
  • Rotary Wave Guide and Coaxial Joints
  • Slip Rings
  • Brakes and Clutches
  • Passive and Powered Latching Hinge Assemblies
  • Release Devices