Science Fair Project Encyclopedia
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.
10-26-2009 08:16:03
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The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details


