Neptune的weight是...
The weight of 1 Neptune is 100 zetatons. That is ...
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17 times bigger than Earth .
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20 times bigger than Venus .
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156 times bigger than Mars .
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667 times bigger than Jupiter's moon Ganymede .
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7,407 times bigger than Neptune's moon Triton .
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62,500 times bigger than Pluto's moon Karon .
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3,546,099 times bigger than asteroid Juno .
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17,543,860 times bigger than Saturn's moon Hyperion .
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625,000,000 times bigger than Saturn's moon Prometheus .
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34,482,758,621 times bigger than Mt. Fuji .
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4,347,826,086,957 times bigger than annual carbon dioxide emissions in the world .
