Space Exploration 102,529 rep 34 gold badges259 silver badges808 bronze badges
Astronomy 20,698 rep 4 gold badges39 silver badges117 bronze badges
Earth Science 7,013 rep 1 gold badge19 silver badges67 bronze badges
Science Fiction & Fantasy 5,769 rep 22 silver badges57 bronze badges
Chemistry 5,618 rep 21 silver badges65 bronze badges

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