As his year-long mission aboard the International Space Station draws to a close, Expedition 46 commander Scott Kelly of NASA gives a final in-flight news conference with U.S. media on Feb. 25. Kelly and cosmonauts Mikhail Kornienko and Sergey Volkov are preparing for their return to Earth on March 1, U.S. time, aboard the Soyuz TMA-18M spacecraft.
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Space station crewmen head off on 342-day mission
A workhorse Soyuz booster thundered to life and climbed into a dark Kazakh sky Friday, carrying NASA astronaut Scott Kelly and cosmonaut Mikhail Kornienko on a four-orbit voyage to the International Space Station to kick off a marathon 342-day mission, the longest flight ever attempted by an American.