Q:

How big is Neptune?

A:

Space.com indicates that Neptune's diameter of 15,299 miles is fourth longest among the planets. At 102 trillion trillion kilograms, Neptune has the third-highest mass of the eight planets in the solar system. However, it was one of the last planets discovered because it is the farthest from the sun.

Cool Cosmos notes that Neptune's volume is 57.7 times that of Earth. Neptune has a large surface area of 2.9 billion square miles, though it consists of water and ice rather than solid ground. Because of its gas atmosphere and liquid surface, Neptune has a modest density of 1.638 grams per cubic centimeter.

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Related Questions

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    What type of planet is Neptune?

    A:

    Neptune is a gas giant and an outer planet. In the solar system, the three other gas giants are Uranus, Jupiter and Saturn. Gas giants are massive planets that have a composition of mainly gases.

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    How many moons are in the solar system?

    A:

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    What is Jupiter made of?

    A:

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    What are the planets' rank by size?

    A:

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