File:Celestial.pngDescriptionCelestial.png English: Orientation of the galactic, ecliptic and celestial (earth based) astronomical coordinate systems, projected on the celestial sphere
File:Celestial Sphere.pngNathanael Bar-Aur L. 227×267×8 (13093 bytes) The Celestial Sphere, divided by celestial equator and celestial poles. From Nasa.gov. English determination method:
File:Celestial Equator.pngsource URL: http://en.wikipedia.org/wiki/Image:Celestial_Equator.gif English applies to jurisdiction: United States of America determination method: work
File:Esfera celeste.pngSpanish text version from W:en:Image:Celestial Sphere.gif The Celestial Sphere, divided by celestial equator and celestial poles. From Nasa.gov. https://creativecommons