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  The Soviets begun the Space Race by launching the first artificial satellite into space
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  The Soviets sent the first dog into space, showing that they were capable of sending living things into space and retrieve them
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  The United STates first artificial satellite, this satellite detected the Van Allen radiation belts
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  The first satellite capable of communications which was developed and launched by the United States
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  The first lunar spacecraft which made a rocket restart in Earth's orbit, this was created by the Soviets
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  The first satellite to take a photo of Earth from orbit, this was one of the fears of both countries as they could use satellites to spy on each other
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  The first man-made object to make it onto the moon
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  First Human in space (Yuri Gagarin), a great Soviet achivement
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  The first woman/civilian in space (Valentina Tereshkova)
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  The first spacecraft docking, allowing interchangeable crews
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  The first men on the Moon which was the United States essentially winning the Space Race
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  28 Day human space record
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  56 Day human space record
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  84 Day human space record
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  The first cooperative space operation between the Soviets and the US, signifying an end to the Space Race