Friday, March 2, 2012

Facts about Planets

  • Mercury is the second smallest planet in the solar system and has no moon. It can get as hot as 800º C and cold as 300º C below zero. One year on Mercury is equal to 88 days on Earth. It is named after the Roman God of Commerce.
  • Venus is the only planet that rotates from east to west. A year on this planet is equal to 225 days on Earth.
  • Earth is nearly 93 million miles away from the Sun. It takes about 16 million horsepower to break the Earth's gravitational pull.
  • According to scientists, in around 5 billion years, a day on Earth will be 48 hours long and somewhere during that time the Sun will explode.
  • The planet Neptune was discovered more than150 years ago in 1846, and since then it still has to complete an orbit around the Sun, as one Neptune year equals to 165 Earth years.
  • Pluto does not have a fixed orbit and its orbit comes in the middle of Neptune's orbit. Also, Pluto's size is very small which made scientists demote it to a dwarf planet status.

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