With his year in orbit at an end, Expedition 46 commander Scott Kelly hands command of the International Space Station to Expedition 47 commander Tim Kopra.
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Q&A with Mark Mulqueen, Boeing’s space station program manager
The International Space Station’s oldest sections launched nearly 17 years ago, and with the huge orbiting research complex now well into its operational life as a microgravity science lab, prime contractor Boeing’s job is keeping the outpost going, according to Mark Mulqueen, who manages the aerospace company’s space station program.
