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The Publication of Princlpla
Sir Isaac Newton publishes the Philosophae Naturalis Principia Mathematica. The Principia is considered by many to be one of the most important scientific works ever written. -
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The Publication of Princlpla
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First Exposition of Rocket Mechanics
The British mathematician William Moore publishes Treatise on the Motion of Rockets. This work features the first exposition of rocket mechanics based on Newton's third law of motion. -
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First Exposition of Rocket Mechanics
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Exploration of Cosmic Space
Russian rocket scientist Konstantin Tsiolkovsky publishes The Exploration of Cosmic Space. This is the first serious work to be published that shows space exploration to be theoretically possible. -
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Exploration of Cosmic Space
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First Suborbltal Flight
t is the first man-made object to achieve sub-orbital spaceflight, reaching an altitude of 100km (62 miles). U.S. Apollo programs. -
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First Suborbltal Flight
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First U.S. High Altitude Flight
The U.S. military achieves its first high-altitude space flight using a rebuilt German V-2 rocket. -
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First U.S. High Altitude Flight
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First American Sateilite
America launched its first satellite. The satellite contained several scientific instruments. This mission discovered the radiation belts surrounding the Earth. -
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First American Satellite
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NASA was born
The National Aeronautics and Space Administration (NASA) is founded, taking over the responsibilities of the existing National Advisory Committee on Aeronautics. -
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NASA is born
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First Spacecraft to Achieve Solar Orbit.
The Russian satellite Luna 1 is launched in an attempt to hit the Moon. The spacecraft misses the Moon and is flung out into space by the Moon's gravity. It becomes the first man-made object to achieve an orbit around the Sun. -
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First Spacecraft to Achieve Solar Orbit.
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First Spacecraft to impact on the moon
he Russian satellite Luna 2 is launched. On September 13, it becomes the first man-made object to hit the Moon. The spacecraft was sterilized to avoid contaminating the Moon with terrestrial bacteria. -
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First Spacecraft to impact on the moon
