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Sputnik 1
U.S.S.R. launched Sputnik 1, the first artificial satellite
Space Race begins -
Period: to
Space Race/ Exploration
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Yuri Gagarin
First human being into space -
Project Mercury, Alan Shepard
First U.S. citizen to go into space -
Project Mercury, John Glenn
First U.S. citizen to orbit Earth -
Mariner 2
explored Venu's atmosphere -
Project Apollo, Neil Armstrong
First U.S. citiezen, and person to land on the moon, said" One small step for man, one giant leap for mankind" -
Pioneer 10
sent photos of Jupiter to NASA, was the first space probe past asteroid belt -
Mariner 10
took the first good picture of Mercury's surface -
Viking 1
mapped the surface of Mars, and searched for life on Mars -
Venera
a Soviet space probe took a picture of Venus's suface -
Magellan
mapped Venu's surface, and returned data on Venu's atmosphere -
Magellan
imaged crates, lava, domes, and great rifts/ cracks on Venus's surface