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Space Exploration 54,044 rep 5 gold badges125 silver badges213 bronze badges
Physics 38,271 rep 8 gold badges71 silver badges121 bronze badges
Stack Overflow 30,735 rep 8 gold badges55 silver badges98 bronze badges
Astronomy 23,588 rep 2 gold badges45 silver badges93 bronze badges
Earth Science 18,417 rep 1 gold badge46 silver badges88 bronze badges

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