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Sputnik
The Soviet satellite "sputnik 1" is the first object sent into space and to successfully orbit the earth. -
Explorer 1
The fist United States satellite to orbit the earth-Explorer 1-is launched -
Yuri Gagarin
Russian citizen, Yuri Gagarin, is the first human in space, he orbit the earth -
Alan Shepard
Alan Shepard is the first United States citizin to go into space. -
John Glenn
John Glenn is the first United States citizen to orbit the earth. -
Apollo 11
Apollo 11 crew member Neil Armstrong is the first man to walk on the moon. His fellow Aollo atronaut crew member Edwin Buzz Aldrin is right behind him, becoming the second man to walk on the moon. -
American Space shuttle
The first american space shuttle is launched. This markes the use of the first re-usable space craft. -
Chalenger
The space shuttle Challenger expodes shortly after take-off. -
ISS
Human habitaition in the International space station begins. -
NASA
NASA ( Nationl Aeronautics and space administration) is formed.
