as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
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what is the name of the first artificial satellite launched into earth orbit?
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the first artificial satellite to be launched into earth orbit was sputnik 1, launched by the soviet union on october 4th, 1957.
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