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Sputnik 1
first artificial Earth satellite -
Luna 2
first spacecraft to hard-land on another celestial object (the Moon) -
Luna 3
Luna 3first pictures of the far side of the Moon -
TIROS 1 (weather observation)
first applications satellite launched -
Discoverer 13 (part of Corona reconnaissance satellite program) U.S. April 12, 1961 first human to orbit Earth
first recovery of a payload from Earth orbit -
Yury Gagarin on Vostok 1
first human to orbit Earth -
Luna 16
first return of lunar samples by an unmanned spacecraft -
dog Laika aboard Sputnik 2
first animal launched into space -
NASA publicly unveils the Enterprise
Its first space shuttle they named it the Enterprise -
Mariner 2
first data returned from another planet (Venus)