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Facts About the Inner Planets: Mercury, Venus, Earth, and Mars

Explore intriguing facts about the inner planets of our solar system: Mercury, Venus, Earth, and Mars. Learn about their diameters, distances from the Sun and Earth, orbital speeds, and other unique characteristics. Mercury, with its 4,878 km diameter, has a year of just 88 days. Venus orbits faster at 35 km/s and has a diameter of 7,522 miles. Earth, our home, has a diameter of 7,926 miles and an average temperature of 13°C. Mars, known for its moons Phobos and Deimos, has a day lasting 24.6 hours. Discover these fascinating worlds!

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Facts About the Inner Planets: Mercury, Venus, Earth, and Mars

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  1. My Inner Planets By LizbethRafael

  2. Mercury • The diameter of Planet Mercury is 4,878 km. • A year in Mercury is equal to 87.97 Earth Days. • Mercury’s maximum distance from the Sun = 43.5 million miles. Source: http://planetfacts.org/

  3. Venus • . The orbital speed of Venus is 35 km per second. • Minimum distance of Venus from the Earth is 25 million miles. • The diameter of Venus is 7,522 miles. Source:http://planetfacts.org/

  4. Earth • The Diameter of the Earth is 7,926 miles. • The earth’s orbital speed is 29.8 km per second. • Earth has an average surface temperature of 13 degrees 55.4 degrees F. Source: http://planetfacts.org

  5. Mars • Mars maximum distance from the Sun = 155 million miles. • Asaph Hall discovered both of Mars’ moons, Phobos and Deimos in August 1877. • A day in Mars is equal to 24.6 Earth Hours. Source: http://planetfacts.org

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