4 Million Pounds of Space Junk Polluting Earth’s Orbit

Millions of nuts, bolts, pieces of metal and carbon, and whole spacecraft from thousands of missions and launches form an orbiting garbage dump spinning around the Earth at speeds up to 22,000 mph.

Written by Timothy B. Hurst

Published on August 14th, 2009

Posted in About Science, About Technology

After the recent collision between a Russian and U.S. satellite, concern for the growing hazard of space junk is becoming even more acute within the international space community. In recent months, NASA and the European Space Agency have both diverted resources into monitoring space debris and researching ways of mitigating and—some day—removing it.
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