Anew cooperative data tool will help keep geostationary commercial communications satellites from colliding or causing signal interference, a service its initiators hope to extend to government spacecraft and satellites in low Earth orbit as well.rnSpurred in part by the February 2009 collision between an active Iridium spacecraft and a defunct Russian military-communications satellite, the new Space Data Center automatically plots conjunctions in the orbits of satellites owned by participating operators and alerts their control centers to the problem.
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