Hypersonic Testing
Validate hypersonic vehicles and propulsion concepts with high-velocity launch testing informed by successful scramjet launches reaching up to Mach 9.
Explore advanced launch solutions built for research, defense, and commercial payload missions. Green Launch combines light-gas propulsion, high-velocity testing, and sustainable launch concepts to support hypersonic programs, atmospheric science, and rapid space access with a practical alternative to conventional rocket systems.

Advanced launch, testing, and payload delivery solutions for aerospace, defense, and scientific missions.
Validate hypersonic vehicles and propulsion concepts with high-velocity launch testing informed by successful scramjet launches reaching up to Mach 9.
Send payloads to the stratosphere and beyond using light-gas launch technology designed for rapid, lower-cost sub-orbital mission profiles.
Support scientific research with specialized vehicles designed to collect data in the mesosphere, ionosphere, and other hard-to-access regions.
Conduct controlled field testing with variable gas pressures, vehicle weights, and velocity targets to refine launch performance and data collection.
Advance low-cost satellite and supply delivery concepts for Low Earth Orbit with rapid launch cycles and sustainable propulsion methods.
Evaluate light-gas propulsion performance, pressure profiles, and launch dynamics through repeatable testing for mission-specific applications.
Green Launch develops impulse-accelerated systems that help organizations test vehicles, deliver payloads, and gather high-altitude data with greater speed and lower projected cost. Its proprietary light-gas propulsion approach supports hypersonic research, sub-orbital missions, and future orbital delivery while reducing emissions through hydrogen and oxygen propellants whose primary byproduct is water vapor.

Green Launch offers a differentiated approach to high-speed launch and payload delivery.
Uses proprietary light-gas propulsion engineered for high-velocity launch and mission-specific payload applications.
Designed to reduce launch costs compared with traditional rocket-based access and testing methods.
Hydrogen and oxygen propellants support cleaner launches with water vapor as the primary byproduct.
Backed by successful firing campaigns and demonstrated high-speed performance in real-world test environments.
Experienced leaders driving advanced launch innovation.

Chief Technical Officer
Dr. John W. Hunter brings deep expertise in high-velocity propulsion systems and advanced aerospace research to Green Launch. A physicist by training, he is known for leading the SHARP project at Lawrence Livermore National Laboratory, giving him rare hands-on experience with extreme-speed launch concepts and experimental propulsion platforms. At Green Launch, he helps guide the technical direction behind hypersonic testing, scramjet-related applications, and light-gas launch development. His background supports the company's focus on turning ambitious launch theory into practical, testable systems for defense, aerospace, and scientific customers. Dr. Hunter's leadership is central to Green Launch's ability to pursue Mach 9-class performance with a disciplined, data-driven engineering approach.

Strategic Outreach
Eric Robinson supports Green Launch's strategic outreach with a background in systems science and entrepreneurship. His experience in fluid delivery systems for aerospace applications aligns closely with the company's light-gas propulsion model and broader mission development efforts. He helps connect Green Launch's technical capabilities with the needs of defense organizations, research institutions, and commercial aerospace stakeholders seeking practical alternatives to conventional launch methods. By translating complex engineering value into mission-focused opportunities, he plays an important role in partnership development and customer engagement. His work helps ensure Green Launch's hypersonic and sub-orbital services are positioned clearly for organizations that need speed, efficiency, and credible technical collaboration.

Chairman of the Board
Don Whitney brings operational perspective to Green Launch through his experience as an Air Force pilot and environmental consultant. His background supports the company's planning around mission execution, safety considerations, and practical deployment strategy for advanced launch systems. At Green Launch, he contributes to board-level leadership and helps shape how the company balances ambitious aerospace innovation with real-world operational discipline. His aviation and environmental experience also complements Green Launch's emphasis on cleaner propulsion and more sustainable launch alternatives. For customers evaluating hypersonic testing or sub-orbital delivery partners, his presence reinforces the company's ability to think beyond engineering alone and address broader mission planning requirements.
In physics, impulse is commonly discussed in relation to force applied over time, momentum change, and impact response in dynamic systems. In an aerospace context, teams often evaluate impulse through propulsion events, pressure-driven acceleration, and resulting velocity changes. For launch applications, the practical focus is how controlled impulse transfers energy efficiently to a payload or test vehicle.
Speak with our team about testing, payloads, and launch planning.
Years of focused launch technology development.
Demonstrated extreme high-velocity launch capability.
First vertical light-gas launch achieved.
Share your testing goals, payload requirements, or research objectives, and our team will help determine the right launch approach.
For immediate assistance, feel free to give us a direct call at 619-933-6678. You can also send us a quick email at eric.robinson@greenlaunch.space.
For immediate assistance, feel free to give us a direct call at 619-933-6678. You can also send us a quick email at eric.robinson@greenlaunch.space.