... operate on solar power and contain a battery backup system in the event of a solar eclipse. The system will work anywhere in the world, under any weather conditions, and can track speed, bearing, distance, longitude, latitude, altitude and other data to within 1 meter average accuracy. High-priced systems and military equipment can be accurate to within a centimeter. The GPS network has found ... -over 1000 satellites currently in space. Some of them are non-functional and broken into several parts which could pose a risk to astronauts and other satellites due to their high speed in orbi...

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