Hypersonic Testing
Support hypersonic vehicle and scramjet testing with demonstrated launch velocities up to Mach 9, enabling high-speed validation for aerospace and defense development programs.
Explore how Green Launch applies impulse accelerator technology to hypersonic testing, sub-orbital missions, atmospheric research, and future orbital delivery. This page outlines core applications, technical capabilities, and the advantages of light-gas propulsion for organizations seeking faster, lower-cost, and more sustainable alternatives to conventional launch systems.

Specialized launch and testing applications built around high-velocity light-gas propulsion technology.
Support hypersonic vehicle and scramjet testing with demonstrated launch velocities up to Mach 9, enabling high-speed validation for aerospace and defense development programs.
Deliver payloads to the stratosphere and beyond for research, atmospheric missions, and technology demonstrations using rapid, lower-cost launch architecture.
Enable mesospheric and ionospheric data collection for scientific organizations needing improved access to high-altitude environments for communications, navigation, and climate research.
Conduct controlled horizontal firing campaigns to validate gas pressures, vehicle weights, and resulting velocities while generating repeatable propulsion performance data.
Advance low-cost satellite and supply delivery concepts for Low Earth Orbit with rapid launch cadence and environmentally conscious propulsion methods.
Adapt launch vehicles and payload configurations for research, defense, and commercial missions requiring specialized high-velocity deployment capabilities.
Green Launch develops impulse accelerator applications for organizations that need speed, repeatability, and lower launch costs. Using proprietary light-gas propulsion, the company supports hypersonic testing, atmospheric research, and sub-orbital payload delivery while advancing orbital logistics concepts. The result is a flexible platform designed to expand access to high-altitude and space environments with reduced emissions and strong technical performance.

Green Launch combines scientific expertise with practical testing experience to support advanced aerospace applications.
Successful horizontal and vertical test campaigns demonstrate repeatable high-velocity launch performance.
Led by experienced propulsion specialists with deep backgrounds in physics and aerospace systems.
Designed to reduce launch expenses compared with traditional rocket-based delivery methods.
Hydrogen and oxygen propellant supports a more sustainable launch profile with water vapor byproduct.
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 this context, impulse accelerator systems are used to rapidly accelerate payloads or test articles to very high velocities. That makes them valuable for hypersonic vehicle testing, sub-orbital payload delivery, atmospheric sampling, propulsion research, and future orbital logistics concepts. They help organizations gather data, validate designs, and access high-altitude environments more efficiently than many conventional launch approaches.
Speak with our team about testing, payloads, and mission fit.
Years of focused propulsion development.
Multiple validated firing and launch milestones.
Cleaner propulsion approach for future missions.
Share your mission goals, payload requirements, or testing objectives, and our team will help determine the right application and next steps.
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.