Q:

What are some facts about Mars?

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Quick Answer

Mars is 142 million miles from the Sun and takes 687 Earth days to complete one orbit around the sun, according to the National Aeronautics and Space Administration. The average surface temperature on Mars is -81 degrees Fahrenheit, and the small red planet has a much weaker gravitational pull than that of Earth. Mars also has 15 percent of the volume of Earth.

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Full Answer

According to Cornell University’s Mission to Mars, Mars is the fourth planet from the Sun in the solar system at 141.5 million miles away, just after Earth. A day on Mars is equivalent to 24 hours and almost 40 minutes, close to the 24 hours that make an Earth day. The wind on the planet is incredibly strong throughout the day, spiking up to 80 miles per hour. Weather on the planet exists in extremes, with extremely low and extremely high temperatures dependent upon the location on the planet.

Mars creates fascination for scientists because it is a former earth-like planet, according to Cornell University’s Mission to Mars. The inhospitable red planet has a history of flowing water, blue skies and a heavy atmosphere possible for containing life, explains Discovery. The Vallis Marineris on the Martian surface is longer than any valley on Earth.

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Related Questions

  • Q:

    Where is Mars located?

    A:

    Mars is the fourth planet from the sun. Its average distance from the sun is 141,633,120 miles, approximately 1.5 times that of Earth.

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  • Q:

    What are some cool facts about Mars?

    A:

    Mars, the fourth planet from the sun, has interested people for thousands of years, according to BBC News. However, whereas the people of ancient Greece and Rome found Mars fascinating for its red color, people today are more interested in finding water on the planet.

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  • Q:

    What are the periods of revolution and rotation of Mars?

    A:

    The period of revolution of Mars is 686.98 Earth days, and the period of rotation of Mars is 1.03 Earth days. A planet's period of revolution is the length of one year, or how long it takes the planet to revolve around the sun. A planet's period of rotation is the length of one day; that is, how long the planet takes to rotate once.

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  • Q:

    How big is Mars?

    A:

    Mars is the second smallest planet in the solar system, with a diameter of just over 4,212 miles and a circumference of 13,256 miles. Its diameter is about 53 percent that of the Earth. Among the major planets, only Mercury is smaller.

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