Is it ever permissible to catch a high-power rocket during flight?

Catching a high-power rocket during flight is not permissible primarily due to safety concerns. High-power rockets are capable of reaching very high speeds and altitudes; attempting to catch one can lead to severe injury or damage both to the person attempting the catch and the rocket itself. The inherent unpredictability of the rocket's trajectory and velocity makes it impossible to safely synchronize a catch. Additionally, the force of landing can cause the rocket to break apart, posing hazards not only to the individual but also to bystanders.

Focusing on the scenario, controlled conditions or specific altitudes do not mitigate the risks involved in catching a high-power rocket in flight. Advanced rocketry practices emphasize safety and proper recovery methods, such as using parachutes or other recovery systems designed to safely bring the rocket back to the ground without requiring human intervention during descent. Hence, the safest and most responsible approach is to refrain from attempting to catch a rocket during flight at any time.