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Sir Isaac Newton the princiapa, this work also included Kelpers laws of motion for the planets
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The date is unkwown
William moore published a book called The motion of Rockets -
date unknown
Builds the first 2 rockets, one gas powerd, one a multie stage rocket -
The soviet union forms this society for the studies of traveling todiffernt planets
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Robbert H. Goddnard launched the first liquid fueled rocket, in his Aunts farm, the rocket went 41 feet, and went 61mph, the launched lasted 2 sec.
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Russion Yurri became the first man in space
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A spacecraft named Mairner 4, gavethe scientist there first close up range of mars
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Nasas apollo 11 made the first manned landing on the moon
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was named Salyut 1, and was launched by the U.S.S.R
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Pioner 10, made it last the orbit of Neptune, It was launched by the U.S. The mission lasted 30 years 10 months, and 22 days before the conniction was gained agian in 2003.
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The spacecraft named galio orbited Jupiter
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The first device to ever orbit an astroind was an united states veicule named 433 erois
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On august 8th, 2012 the spacecraft curisty landed on marsand took samples