Final answer:
Yuri Gagarin was the first human to orbit Earth, marking a significant milestone in space exploration.
Explanation:
Yuri Gagarin was the first human to orbit Earth on April 12, 1961, as part of the Soviet space program. This historic event marked a significant milestone in the space race between the Soviet Union and the United States.
His successful orbit of Earth in 1961 paved the way for future space exploration missions and achievements, inspiring advancements in technology and scientific understanding of outer space.
The mission of Yuri Gagarin demonstrated the capabilities of manned spaceflight and initiated a new era of space exploration, setting the stage for further human endeavors beyond Earth's atmosphere.
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