The International Space Station is the most expensive object every built. See how much you know about it.

Quiz: How Well Do You Know the International Space Station?

Jun 19, 2020

On May 30, two engineers became the first American astronauts in nine years to travel to the International Space State aboard an American rocket launched from the United States. The ISS is truly an iconic landmark in humanity's efforts to lift itself into space, but how much do you really know about it?


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