Encyclopedia > Celestial equator

Article Content

Celestial equator

The celestial equator is a great circle on the imaginary celestial sphere, which could be constructed by inflating the Earth's equator until it intersects with said sphere. The celestial equator is inclined by ~23.5°, with respect to the ecliptic plane; a result of axial tilt.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Charles V, Holy Roman Emperor

... the death of his father, Charles inherited the Netherlands and Franche-Comté. After the death of his grandfather Ferdinand in 1516, Charles became joint-king of Castile ...