午夜小片|一级电影中文字幕|国产三级一区|精品久久久久久久国产性色av,国产一级黄色网,久久久久久久久久福利,久草超碰

Scientists seek to attack space mess

Updated: 2012-02-26 07:55

By Kenneth Chang(The New York Times)

  Print Mail Large Medium  Small

 Scientists seek to attack space mess

Orbiting clutter may cause collisions. In 2009, a Russian satellite hit an Iridium communications satellite. Here, Iridium satellite orbits and collision debris clouds. Dr. T. S. Kelso

Scientists seek to attack space mess

Scientists seek to attack space mess

The New York Times

(China Daily 02/26/2012 page9)