astronomical coordinate system
spherical coordinate system
International Celestial Reference System
celestial reference system using reference celestial sources observed at radio wavelengths
equatorial coordinate system
celestial coordinate system used to specify the positions of celestial objects
ecliptic coordinate system
celestial coordinate system used for representing the positions of Solar System objects
supergalactic coordinate system
coordinate system
galactic coordinate system
celestial coordinate system in spherical coordinates, with the Sun as its center
horizontal coordinate system
type of celestial coordinate system that uses the observer's local horizon as the fundamental plane