"Clean, Safe, Affordable Propulsion Through Innovation"

News

July 9, 2009

SPG will be presenting three papers at the 45th AIAA Joint Propulsion Conference. Come see our booth at the exhibit and meet the SPG team!

June 1, 2009

SPG completes second round of testing at the Butte/Aerotec test facility. Read more...

April 2, 2009

SPG completes critical design and begins build up for 24-36 in. grain casting facility.

Welcome to Space Propulsion Group

Space Propulsion Group, Inc is an Aerospace company located in Sunnyvale, California that was founded in 1999 to advance state-of-the-art propulsion technologies that contribute to safe, cost effective, environmentally friendly access to space.

Our technologies are aimed at orbital and suborbital launch vehicles. Other applications include upper stages, in-space propulsion, target drones and UAV propulsion.

SPG's primary facilities are located in Sunnyvale, California and include administrative and engineering offices as well as two large testing/prototyping "hi-bay" lab areas.

A good place to start would be:

Hybrid Propulsion Overview

History of Hybrid Propulsion Research and Development

Our Papers and Patents