• Why is Neptune denser than Saturn?

    It has a greater proportion of hydrogen than Saturn. It is not denser than Saturn. ts hydrogen is molecular, whereas Saturn's hydrogen is atomic. The extra mass of Neptune compresses its interior to a greater extent than that of Saturn. It has a different composition than Saturn, including a higher proportion of hydrogen compounds... show more
    It has a greater proportion of hydrogen than Saturn. It is not denser than Saturn. ts hydrogen is molecular, whereas Saturn's hydrogen is atomic. The extra mass of Neptune compresses its interior to a greater extent than that of Saturn. It has a different composition than Saturn, including a higher proportion of hydrogen compounds and rocks
    1 answer · Astronomy & Space · 9 years ago