The largest and most complex structure ever built in space, ISS is several times bigger than the US Skylab or Russia’s Mir. The International Space Station measures 357 feet end to end, almost the length of a football field. The seventy-five to ninety kilowatts of power for the ISS is supplied by an acre of solar panels, longer than a Boeing 777, with a wingspan of 240 feet. It takes eight miles of wire to connect the electrical power system and fifty-two computers to control the systems on the ISS, with 3.3 million lines of software code on the ground supporting 1.8 million lines of flight
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