The Galileo system is comprised of numerous components, including the satellites in space, a ground segment spread across several locations, receiver manufacturers, the downstream market and the end user.
Use the links below to discover more about the many components working together to make Galileo a reality.
General information and status updates on all the satellites operating within the Galileo constellation.
Information about the reference orbits and technical parameters for each Galileo satellite.
All information relating to Active User Notifications (NAGUs)
Archived information relating to all past user notifications (NAGUs)
Information pertaining to both NAGU Specific and NAGU General notice advisories to Galileo users.
Database of current and all past almanac data reports.
The European GNSS Service Centre (GSC) is an integral part of the European GNSS infrastructure that provides the single interface between the Galileo system and the users of the Galileo Open Service (OS) and the Galileo Commercial Service (CS).