好看的中文字幕av,巨尻av在线,亚洲网视频,逼特视频,伊人久久综合一区二区,可以直接观看的av网站,天堂中文资源在线观看

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)