Here is how you can contribute to Sweet Child O' Mine Tab: 1  Vote up (down) error reports that look useful (not useful) to you using arrow buttons to the left of error reports.2  Flag inappropriate error reports for deletion by moderators if they are offtopic, abusive, low quality, duplicate, etc. 3  Submit new error reports.ere is how you can contribute to Sweet Child O' Mine Tab: 1  Vote up (down) error reports that look useful (not useful) to you using arrow buttons to the left of error reports.
Celestial sphere definition, the imaginary spherical shell formed by the sky, usually represented as an infinite sphere, the center of which is a given observer's position. See more.
The celestial sphere is essentially a spherical map of the sky that provides the basis for the coordinate systems used in celestial navigation and in specifying the positions and motions of celestial objects. See more at altazimuth coordinate system, ecliptic coordinate system, equatorial coordinate system.