Q:

What size is the sun?

A:

Quick Answer

The sun has a radius of about 432,450 miles and a diameter of about 864,938 miles and is the largest object in the solar system. The sun's circumference measures approximately 2.7 million miles.

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Full Answer

The sun is also the most massive object in the solar system. It contains 99.8 percent of the solar system's total mass and is about 333,000 times the mass of the Earth. With a volume of 1.4 x 1027 cubic meters, about 1.3 million Earths could fit inside the sun. However, compared to other stars, the sun is just average in size. There are stars that are 700 times bigger than the sun.

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Related Questions

  • Q:

    How big is the sun?

    A:

    The sun's mass is estimated to be 1.989 times 10E30 kilograms, about the equivalent of 333,000 Earths, and has a diameter of about 864,938 miles. About 99.8 percent of the entire mass of the solar system is contained within the sun.

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  • Q:

    What is the name of the star in our solar system?

    A:

    The star that shares the solar system with the Earth is the Sun. It is the star around which all the planets in the system revolve. According to About.com, the Sun weighs almost 99.86 percent of the total mass in the solar system.

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  • Q:

    What is the third planet from the sun?

    A:

    Earth is the third planet in the solar system. Earth orbits the sun at a distance of roughly 93 million miles and is the only known planet capable of supporting life.

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  • Q:

    What are the physical properties of the sun?

    A:

    The Sun is a star that comprises 99.8 percent of the total mass of the solar system, and it is made up of 92.1 percent hydrogen and 7.8 percent helium. It is almost a perfect sphere with a diameter of approximately 864,336 miles, which is more than 100 times that of the Earth.

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