Celeste Program
The European Space Agency’s low-Earth-orbit positioning, navigation and timing demonstration mission. Celeste uses an eleven-satellite constellation to test innovative signals and assess how a resilient LEO layer can complement Galileo, EGNOS and other GNSS systems while enabling new navigation services.
Identity
- Aliases
- CelesteCeleste LEO-PNTCeleste In-Orbit Demonstration MissionCeleste Navigation Programme
- Domains
- spaceflightaviation
- Name
- Celeste Program
- Status
- active
- Types
- researchdevelopmentoperations
Details
- Description
- The European Space Agency’s low-Earth-orbit positioning, navigation and timing demonstration mission. Celeste uses an eleven-satellite constellation to test innovative signals and assess how a resilient LEO layer can complement Galileo, EGNOS and other GNSS systems while enabling new navigation services.
- Leads
- Participants
- -
- Start Date
- 2026
Assets & Meta
- Creation Time
- August 13, 2026 at 19:23:16 UTC
- Updated Time
- August 13, 2026 at 19:23:16 UTC
Other
- Official Urls
- https://www.esa.int/Applications/Satellite_navigation/Celestehttps://www.esa.int/Applications/Satellite_navigation/Celeste/Introducing_Celestehttps://www.esa.int/Applications/Satellite_navigation/Celeste/Celeste_in-orbit_demonstration_constellationhttps://www.esa.int/Applications/Satellite_navigation/Celeste/Celeste_s_first_satellites_launched_to_explore_LEO-based_satellite_navigation