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Jan 1, 1543
January 1, 1543
Nicolaus Copernicus publishes a book called "On the Revolutions of Heavenly Spheres" and the book was about how the planets orbited the sun. -
January 1, 1609
Galileo used a telescope to view the stars and planets for the first time. -
January 1, 1668
Issac Newton publishes a book called " Mathematical Principles of Natural Philosophy", and it was about the foundation of the universal gravitation of the sun and planets. -
January 1, 1801
Ceres was the first astroid and it was discovered by Giuseppe Piazzi. -
March 16, 1926
Robert Goddard invented and launched the first liquid rocket. -
November 19, 1942
The German V-2 rocket is the first rocket to enter space -
August 21, 1957
Russia launches a satellite called Sputnik 1 which causes the Space War between the U.S and U.S.S.R -
November 3, 1957
Russia sends the first animal into orbit and it is a dog. -
April 12, 1961
Yuri Gagarin became the first human in space. -
February 20, 1962
John Glenn is the first American to orbit Earth. -
March 18, 1965
The first person to walk in space is a Russian cosmonaut named Alexei Leonov. -
July 20, 1969
The Apollo 11 spacecraft landed on the moon, and Neil Armstrong became the first person to walk on it. -
April 29, 1971
Russia launches the first space station, and it's called Salyut 1. -
July 20, 1976
Viking 1 lands on Mars, and it sends information and pictures to help the U.S with research for the next 6 years -
August 12, 1981
The first space shuttle is launched to space, and it is called the "Colombia". -
January 1, 1986
The Mir space station is launched and remains active until 2001. It also inhabited astronauts, and orbited the Earth. -
November 20, 1998
The International Space Station is put into space and remains active till today.