From the "you mean you weren't already doing this?" department: In light of last month's nasty crash between two satellites, the U.S. military now says that by Oct. 1 it will start tracking all 800 working spacecraft. Yes, this is a military issue. Spy satellites and communications satellites are vital to the armed forces. What remains a problem are the thousands of bits of debris — including that created in the most recent crash — that are too small to monitor but can still knock out a satellite.
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