The Moon

Categories: Science | Nature | Astronomy
    • Radius: 1,737 kilometers (27% of Earth's radius)
    • Circumference: 10,916 kilometers
    • Surface area: 37.9 million square kilometers (7% of Earth's surface area)
    • Mass: 7.43x1022 kilograms
    • Distance from the Earth: 356,400-406,700 kilometers
    • The sun's gravitational pull influences distance from Earth
    • Gravity is about 17% that of Earth's
    • Completes an orbit of Earth in 27.3 days (655.72 hours)
    • Travels at an average speed of 3,682.8 kilometers per hourNASA-JPL: [Earth's Moon - Facts & Figures
    • Lacks any significant atmosphere
    • Temperature range: -250 to 250 degrees FahrenheitNASA: Moon Fact Sheet
  • The moon is Earth's only natural satellite. Because it lacks an atmosphere, the moon's surface is barren, rocky, and covered in craters from meteorite impacts. Its orbit around the Earth provides a gravitational pull that controls oceanic tides and stabilizes Earth's orbit around the Sun.

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