DarkStar Rocket - E

This rocket is a modified version of my original design. This version can fly on an E12 motor or other similar diameter motors. OpenRocket I have attempted to fly this 3 times now and all 3 of my motors have CATO. This is sadly a common occurrence with the Estes E motors, you can get good batches and then terrible ones. I do not have verification if this rocket is safe to fly but, I can confirm that the motor never moved from where it was placed in the rocket, and they exploded about half a seco