Interstellar is a small, veteran-owned business focused on providing innovations in design and manufacturing for propulsion and space systems. The Interstellar team has previously worked several high-profile Government and Commercial space programs which have included the SpaceX Falcon 9 launch vehicle and the SpaceX Dragon capsule. In addition, the Interstellar team has experience stemming from many rocket engine development and flight programs including the Space Shuttle Main Engine, Air Force Integrated Powerhead Demonstrator (IPD) engine, NASA J-2X engine, SpaceX Merlin engine, SpaceX Raptor engine, SpaceX Draco and SuperDraco, and the Paul Allen PGA Engine program. The team at Interstellar completed two years of advanced development for the Stratolaunch 200,000 pound thrust hydrogen PGA Engine, which had completed several key design and hardware testing milestones which would have enabled one of the fastest large engine developments in history.