Here is the rocket prior to is first flight to show the overall size of the rocket. It stands about 11 feet tall, 6" in diameter, and weighs about 70 lbs without motors. It is my first attempt at using strap on boosters. Here is the rocket prior to is first flight to show the overall size of the rocket. It stands about 11 feet tall, 6" in diameter, and weighs about 70 lbs without motors. It is my first attempt at using strap on boosters.