Breaking Up Is Hard To Undo

We mentioned a little while ago the increasingly vexatious problem of space debris. Astronomers and aerospace engineers worry that we are fast approaching a sort of critical mass, in which the breakup of some some large orbiting derelict will generate enough fragments to begin a chain reaction that could well end up with the lowere reaches of orbital space too cluttered with lethal projectiles to fly safely through any longer. For this reason the recent demolition of a Chinese satellite in a weapons test was greeted by shock and derision from the spacefaring community, and now comes the news that things may have just got a good deal worse.

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