For centuries, humans had dreamt of reaching outer space | When people first went to space they didn't know how the effects of microgravity would have on humans so they sent animals instead |
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Better rockets made it possible in the 20th century | Many space probes have gone to various planets and other places in the solar system to send back information about them |
This started the Space Race and people later went into orbit and Americans visited the Moon in Project Apollo.
15But in 1961 the soviets launched the first human into space, Yuri Gagarin | There are many reasons for space exploration |
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Space exploration is a term which describes searching outer space |