satelliittitarkoituksia
Satelliittitarkoituksia, or satellite purposes, refers to the diverse applications and functions that artificial satellites are designed to fulfill in orbit. These purposes can be broadly categorized into several key areas.
One of the most prominent uses is communication. Communication satellites relay signals for television broadcasting, telephone
Another significant purpose is Earth observation. Satellites equipped with various sensors collect data about our planet's
Navigation is a third major application. Global Navigation Satellite Systems (GNSS), such as GPS, GLONASS, Galileo,
Scientific research also heavily relies on satellites. Space telescopes like Hubble and James Webb explore the
Furthermore, satellites serve military and intelligence purposes, including reconnaissance, surveillance, and secure communication. They also play