Near-misses between space station and debris on the rise

Statistics show the International Space Station came under growing danger from space junk after 2007, with half of the orbiting lab's close calls since then due to near-collisions with debris from a Chinese anti-satellite missile test, the mysterious explosion of a Russian military spacecraft, and the cataclysmic high-speed crash of two satellites. The space station, assembled in orbit beginning in 1998, has fired its thrusters 14 times to avoid space debris, with half of the maneuvers coming since August 2008. More

(Source: SpaceFlight Now - Apr 7)