The Cosmic Ray® is the perfect starting point for students new to model rocketry. Its simple assembly and durable design make it ideal for classroom use, allowing every student to build and launch with confidence. Each rocket features a blank white body tube ready for decoration, encouraging creativity alongside STEM learning.
Hands-On Learning That Lifts Off
With the Cosmic Ray®, students don’t just watch science—they experience it. From assembling the rocket to seeing it soar over 1,300 feet into the sky, each step reinforces lessons in physics, engineering, and teamwork. Teachers can easily integrate this rocket into lessons on propulsion, drag, and recovery to create a well-rounded educational activity.
Quick Assembly, Big Results
The Cosmic Ray® is a snap-together kit that requires no glue or paint, making it simple to build and launch in a single class period. This ease of use allows educators to focus on the learning experience rather than complex assembly, while still providing the satisfaction of a successful rocket launch.
Designed for Group Learning
The Bulk Pack includes 12 complete Cosmic Ray® rocket kits, ideal for classrooms, camps, and youth organizations. Pair this set with the Estes Lifetime Launch System for reliable launches, safe recoveries, and repeated classroom fun. Each flight is a moment of discovery that inspires curiosity and scientific thinking.
Educational Value Meets Excitement
As part of the Estes Education line, the Cosmic Ray® combines the fun of hands-on experimentation with real-world STEM learning. Whether you’re teaching rocketry basics or leading a youth science event, this rocket delivers a balance of simplicity, excitement, and educational depth that keeps students engaged from countdown to recovery.

