Q:

How cold is Neptune?

A:

Quick Answer

The average temperature on Neptune is -373 degrees Fahrenheit. Neptune is, on average, 2.8 billion miles from the sun, making it the eighth planet from the sun, which is one reason this planet is so cold.

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Full Answer

Neptune's upper atmosphere clouds have a temperature ranging from a bone-chilling -240 degrees to -330 degrees, and these clouds are made from methane ice crystals. The coldest temperature ever measured in this solar system was -391 degrees on Triton, one of Neptune's satellites, and the fastest wind speed ever recorded was on Neptune with a speed of 1200 mph around the older Great Dark Spot. The average wind speed around Neptune's equator is 700 mph.

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Related Questions

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    What is Neptune's nickname?

    A:

    Neptune, the eighth and farthest planet from the Sun, has had a variety of names and nicknames since its discovery in 1846. It was initially referred to as "Le Verrier's planet" as Urbain Le Verrier first observed the planet.

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  • Q:

    How much would you weigh on Neptune?

    A:

    A person who weighs 100 pounds on Earth would weigh 112 pounds on Neptune. This is because Neptune’s surface gravity is 1.12 times greater than the Earth’s gravity. Neptune is one of the four gas giants in the solar system.

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    How hot is Neptune?

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    The average temperature on Neptune is minus 392 degrees Fahrenheit, according to NASA. Neptune is the farthest major planet in Earth's solar system from the Sun, and it is about 30 times farther from the Sun than Earth, resulting in drastically low temperatures.

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  • Q:

    How long is a year on Neptune?

    A:

    One year on Neptune is equal to around 165 Earth years or 60,190 Earth days, which is the amount of time it takes the planet to complete its orbit around the sun. Days on Neptune last about 16 hours, which is 8 hours less than Earth. This is the amount of time that it takes for Neptune to make a complete rotation on its axis.

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