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Structure-of-Science
Science of Science, Collective Intelligence
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#19
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jisungyoon
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5 years ago
jisungyoon
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5 years ago
Solar System Exploration, 1950s – 1960s
[x] Mercury
[x] Venus
[x] Earth (Orbit/Moon)
[x] Mars
[x] Jupiter
[ ] Saturn
[ ] Uranus
[ ] Neptune
[ ] Comet Haley
Solar System Exploration, 1950s – 1960s