The clock is ticking on NASA's time aboard the International Space Station (ISS). The agency has set its sights on targets deeper into space, and the station itself, at least on NASA's side, is unlikely to last beyond a decade without a significant overhaul.
But that doesn't mean it's the end for the ISS. Back in August, Bill Hill, NASA deputy associate administrator for exploration systems development, suggested that the ISS' future lay with the private sector.
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