Q:

Can people live on Neptune?

A:

Quick Answer

Neptune's atmosphere is primarily made up of helium, methane and hydrogen, making it unsuitable for sustaining human life. Because Neptune is a gas giant, it has no surface, which means there is no solid ground to land on. Neptune is also dark, extremely cold and is subjected to supersonic winds.

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Full Answer

As of 2014, there has only been a single mission to Neptune, which was flown by the unmanned Voyager 2 spacecraft. Although there has been no manned missions to Neptune, astronomers speculate that a human may be able to at least survive a fly-by of Neptune in a secure spacecraft.

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Related Questions

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    What kind of atmosphere does Neptune have?

    A:

    Neptune's atmosphere is similar to the atmospheres of other large planets and contains helium and hydrogen. It also has trace amounts of water, ammonia, methane and other ices.

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  • Q:

    Can you live on Neptune?

    A:

    The planet Neptune is incapable of supporting life as we know it, according to NASA. One major reason for this is because of the effective temperature, which is about minus 353 degrees Fahrenheit.

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    What is Mars' atmosphere made of?

    A:

    Mars' atmosphere is made mostly of carbon dioxide, with some nitrogen and argon. It has a very small amount of oxygen and carbon monoxide and tiny amounts of noble gases and other compounds. Earth's atmosphere is 100 times thicker than the atmosphere of Mars.

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    What is Pluto's atmosphere made up of?

    A:

    When Pluto has an atmosphere, it is thought to be made up of methane, nitrogen and carbon monoxide in gaseous form. This atmosphere outgases from the ice on Pluto's surface when it is closest to the sun, which warms the planet and causes the ice to sublimate.

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