What are model rockets

Model rocketry is a hobby similar to building modelcredited as the most significant source of inspiration
airplanes. In the hobby today, there are two distinctfor children who eventually become scientists and
areas of rocket activity: amateur (or experimental)engineers. See National Association of Rocketry
rocketry, and model rocketry (including high powered(NAR).
rocketry).The History of model rocketry
Model and High Power RocketryThe model rocket, and more importantly, the model
Model rocketry and high power rocketry involverocket engine, was designed in 1954 by Orville Carlisle,
professionally-manufactured solid-fuel or hybrid liquida licensed pyrotechnics expert, and his brother Robert,
solid fuel rocket motors. Since these motors area model airplane enthusiast. They originally designed
professionally designed and constructed, they are farthe engine and rocket for Robert to use in lectures on
safer than motors produced by individuals for use inthe principles of rocket powered flight. But then Orville
amateur or experimental rocketry. The motors alsoread articles written in Popular Mechanics by G. Harry
are tested and certified by the National Association ofStine about the safety problems associated with
Rocketry, the Tripoli Rocketry Association or theyoung people trying to make their own rocket engines.
Canadian Association of Rocketry and come inWith the launch of Sputnik, many young people were
standardized sizes and powers.trying to build their own rocket engines, often with
Model rocketrytragic results. Homer Hickam was a teenage boy from
According to the National Association of RocketryWest Virginia who with some of his friends, created a
(NAR) safety code, model rockets are constructed ofrocket. Some of these attempts were dramatized in
paper, wood, plastic and other lightweight materials.the movie October Sky. Homer is often credited with
The code also provides guidelines for motor use,creating the first model rocket, but it is more likely that
launch site selection, launch methods, launcherthe first true model rocket was built by Orville Carlisle.
placement, recovery system design and deploymentThe Carlisles realized their engine design could be
and more. Since the early 1960s, a copy of the Modelmarketed and provide a safe outlet for a new hobby.
Rocket Safety Code has been provided with mostThey sent samples to Mr. Stine in January, 1957. Stine,
model rocket kits and motors. Model rocketry is a verya range safety officer at White Sands Missile Range,
safe hobby, provided precautions are taken as given inbuilt and flew the models, and then devised a safety
the safety code.code for the activity based on his experience at the
Model rocketry is enjoyed by many different levels ofrange.
hobbyist, from grade-school children launching 3 inchThe National Association of Rocketry was founded in
(75 mm) tall models in the baseball field, to teams of1957 to help promote not only the hobby, but to
adults launching 200 pound (100 kg) behemothspromote the safety of the activities related to model
thousands of feet into the air. Model rocketry is oftenrocketry.