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A fire below the kettle turned the water into steam, and the gas travels through pipes to the sphere. Two L-shaped tubes on opposite sides of the sphere allowed the gas to escape, and in doing so it caused it to rotate.
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The Chinese had a simple form of gunpowder made from saltpetre, sulphur, and charcoal dust.They attached bamboo tubes with gunpowder in them to arrows and launched them with bows. Soon they discovered that these gunpowder tubes could launch themselves
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Sir Isaac Newton laid the foundation for modern rocketry. By putting his understanding of physical motion into three laws.
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Tsiolkovsky suggested to use liquid propellants for rockets in order to achieve a greater range.
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Robert H. Goddard conducted practical experiments in rocketry and became convinced that a rocket could be propelled better by liquid fuel.
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Was made during WWII by the Germans.
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The Soviet Union launched a satellite which was the first entry in the space race.
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The United States followed the Soviet Union with a satellite of its own called Explorer 1.
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United stated organises its space programme, NASA was founded.
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Russian Yuri Gagarin becomes the first man to orbit Earth.
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Apollo 11 is the first space craft to take people to the Moon.
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SpaceX, a private company working towards commercial space travel, and launches the Falcon 9.
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Juno launches for Jupiter and arrived in orbit around Jupiter on July 4, 2016.
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private companies are increasing active in the space industry.
