 Satellite navigation systems

Satellite navigation systems are systems that use satellites to provide autonomous geo-spatial positioning. These systems allow users to determine their location (latitude, longitude, and altitude) on Earth, usually to within a few meters, using a GPS receiver or a similar device. ### Key Components: 1. **Satellites**: The core of satellite navigation systems, these orbit Earth at various altitudes and transmit signals containing their location and the precise time the signal was sent.