did-you-kno: The most expensive structure in the world isn’t actually on the planet, it circles it every 90 minutes. The International Space Station was built on Earth, but assembled in space at a cost of over 100 billion dollars. Source
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did-you-kno: The most expensive structure in the world isn’t actually on the planet, it circles it every 90 minutes. The International Space Station was built on Earth, but assembled in space at a cost of over 100 billion dollars. Source
