Facts about Mercury

  • MERCURY is the second densest planet in our solar system.
  • Mercury is the smallest planet in our solar system. It is slightly larger than Luna, the Earth’s moon.
  • Mercury has no moons or rings.
  • Being closest to the sun mercury is not the hottest planet in our solar system. It is Venus.
Mercury planet
  • The Caloris Basin is the largest crater on the surface of Mercury.
  • Mercury observes intense changes in day and night temperature. During day temperature can rise up to 430 degree Celsius while during night temperature of the planets surface goes around -170 degree Celsius.
  • The surface of the planet is wrinkled due to the condensation and contraction of iron ore on the planet.
  • Mercury has molten core. The mass of the planet is just 5 and a half percent that of Earth.
  • Mercury has just 38% the gravity of Earth which means that the weight on Mercury will be just 38 % of the weight on Earth.
  • A day on the surface of Mercury lasts 176 Earth days.
  • A year on Mercury takes 88 Earth days.
  • From earth, Mercury can only be seen easily during twilight.
  • Sun’s light reaches the surface of mercury in 3.2 minutes.
  • Other Details- Radius: 2,440 km
    Surface area: 74.80 million km²
    Orbital distance: 57.91 million km
    Orbital period: 87.97 days
    Gravity: 3.70 m/s²

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