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Scientists

Astronomy Scientists

3 contenders
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Matchups in Astronomy Scientists

Carl Sagan
Galileo Galilei
VS
Carl SaganGalileo Galilei

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Every astronomy scientists contender — tap one to see its record and jump into a showdown.

Decade

3 contenders

Carl SaganScientists

Carl Sagan

Astronomy · 1980s

Edwin HubbleScientists

Edwin Hubble

Astronomy · 1920s

Galileo GalileiScientists

Galileo Galilei

Astronomy · 1600s