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The rocket was first invented by the Chinese in the 12-hundreds. They placed black powder into bamboo tubes connected to a guiding stick. (Exact date unknown)
http://www.daviddarling.info/encyclopedia/C/Chinese_fire-arrows.html -
Roger Bacon had refined the crude formula for gunpowder, and created a more powerful version. Since fireworks were the only form of rockets during his time, he created a better propellant that launched the rockets higher. (Exact Date unknown)
http://www.visionlaunch.com/roger-bacon-inventions-and-accomplishments/ -
Johann Schmidlap created the first multi stage rocket. He created a smaller rocket inside of a larger rocket. This allowed his rocket to fly higher than traditional rockets. He used his two staged rocket to create better fireworks. (Exact Date Unknown)
http://www.daviddarling.info/encyclopedia/S/Schmidlap.html -
Isaac Newton created the 3 Laws Of Thermodynamics. These laws were the basic principles of Rocketry. These principles made rocketry become a science. (Exact date unkown)
https://www.grc.nasa.gov/www/k-12/TRC/Rockets/history_of_rockets.html -
Colonel William Congreve created the congreve rocket. A rocket ranging from 18 to 300 pounds. They could be fired up to 3,000 yard away. (Exact date unknown)
https://www.grc.nasa.gov/www/k-12/TRC/Rockets/history_of_rockets.html -
Tsiolkovsky introduced the idea of creating liquid propelled rockets. He also created many rocketry principles that are the basis for more advanced research. (Exact date unknown)
https://www.grc.nasa.gov/www/k-12/TRC/Rockets/history_of_rockets.html -
Robert H. Goddard studied rockets. His studies led him to make the first liquid fueled rocket. He used gasoline and liquid oxygen to fuel his rocket. This was a new advancement in the field of rocketry.
https://www.grc.nasa.gov/www/k-12/TRC/Rockets/history_of_rockets.html -
Wernher von Braun a German scientist led a team of German engineers to create a rocket that could fly far distances and carry a payload of explosives. This new rocket contained the basics of modern rockets. Some features were guiding fins and a radio controlled guiding system. (Exact date unkown).
https://www.grc.nasa.gov/www/k-12/TRC/Rockets/history_of_rockets.html