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The International Space Station, the largest co-operative project ever carried out in science, turned 15 years old today!

Here are some cool facts (via @NASA):

  • The travels an equivalent distance to the Moon and back in about a day.
  • More than 136 space flights were conducted on 7 different types of launch vehicles to construct the 
  • 68 countries have been involved in r aboard the
  • There are 52 computers controlling the numerous systems on the .
  • The US solar array surface area on the is large enough to cover 8 basketball courts.
  • The weighs almost 1 million pounds (including visiting spacecraft) and has more livable space than a 6-bedroom house.

via sci-universe