11. How much does the ISS cost? (A K2S Question)

From The Space Library

The acquisition cost for the ISS, in inflation-adjusted 2005 dollars, is expected to be well over $100 billion—perhaps as high as $120 billion. Including astronaut surface-ISS transportation costs, the annual operating and maintenance cost is several billions of dollars each year.

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Answer provided by Thomas Rogers & Russell Romanella

Question and Answer extracted from the book Kids to Space - by Lonnie Schorer

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