Rocketry Glossary
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Helicopter Recovery
A method of model rocket recovery in which long blades are deployed at apogee so that the rocket descends gently through auto-rotation. See Helicopter Rocket Reviews.
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
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