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Period: to
Space Race
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Sputnik
it was the first to orbit the earth -
Project Mercury
Alan B. Shepard became the first U.S citizen in space. -
Yuri A. Gagarin
became the first human in space. he orbit the earth and returned. then after that president John F. Kennedy called for the U.S to send humans to the moon for research -
Project Mercury 2
in project mercury John Glenn was the first U.S citizen to orbit the earth. -
Mariner 2
Explored Venus's atmosphere -
Project Apollo
apollo 11 landed on the moons surface, and Neil Armstrong was the first to step foot on the moon. -
Pioneer 10
sent back photos of Jupiter--- first probe to encounter an outer planet -
Viking 1
orbiter mapped the surface of mars; lander searched for life on mars -
Magellan
mapped Venus's surface and returned data on the composition of Venus's atmosphere -
Galileo
a small probe that began a five month approch on Jupiter and took a parachute ride through Jupiters violet atmoshpere in December. studied the stars, moons, rings, and magnetic fields.