太空杀手追捕进行时

　　Today, the problem of rubbish in space has become a nightmare for astronauts. The amount of debris in space has been steadily increasing for the past 20 years as more and more satellites have been placed in orbit and numerous missiles have been tested. In 2009, two working satellites collided sending tons of new space trash into orbit travelling at an incredible speed.
　　This kin...