Satellite navigation systems that are mostly used by spacecraft such as Europe's ATV for assistance in orbit can also help mobile-phone users locate their position relative to the satellites.
These location-focused services round out the experience by collectively bringing you relevant local information about things like shops, public transit or weather.
Galileo satnav system, built in Europe for civil use comprises of 30 satellites and a ground control network that can potentially define your position precisely to within a few metres.
-With inputs from ANI
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