Axis of the Celestial Sphere

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Axis of the Celestial Sphere

 

the line that passes through the center of the celestial sphere parallel to the earth’s axis of rotation. The points of intersection of the celestial axis with the celestial sphere are called the celestial poles. The apparent diurnal rotation of the celestial sphere occurs about the axis of the celestial sphere.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
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