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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156 times bigger than Mars .
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833 times bigger than Saturn's moon Titan .
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8,333 times bigger than Pluto .
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105,820 times bigger than asteroid Ceres .
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3,546,099 times bigger than asteroid Juno .
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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 .
