Spacecraft propulsion · In development
Propulsion for spacecraft with more work to do.
Aeterna Sidera is developing chemical propulsion systems for spacecraft servicing, orbital logistics and other demanding in-space operations.
Our development focuses on repeated maneuvering and extended operating life—bringing together thrusters, feed systems and fluid controls.
Concept illustration · Not Aeterna hardware.
Propulsion
Chemical propulsion development, from thrusters and feed systems to multi-thruster configurations.
Explore the propulsion programFluid controls
Electrically actuated firing valves in development for independent integration.
Explore the developing product lineTechnical articles
Spacecraft operations, orbital physics and the engineering decisions behind propulsion.
Browse technical articles
Company
Founded by Jesus Huizar.
Aeterna Sidera is led by Jesus Huizar, Founder, CEO, and Chief Engineer. He holds a B.S. in Chemical Engineering from UC Berkeley and an M.S. in Aerospace Engineering from UC San Diego. His experience spans spacecraft propulsion, multiphysics modeling, and experimental hardware, including a NASA Jet Propulsion Laboratory internship and university propulsion research.
Contact
Start a conversation.
Contact us about spacecraft applications, fluid controls or development partnerships.
Please do not send classified, export-controlled, proprietary, or procurement-sensitive information.