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Explorations an Introduction to Astronomy Thomas T. Arny | ||||||||
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Chapter
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Chapter 1, Figure 7
Figure
1.7
The Earth's
rotation axis is tilted by 23.5° with respect to its orbit. The direction
of the tilt remains the same as the Earth moves around the Sun. Thus for part
of the year the Sun lies north of the celestial equator, whereas for another
part it lies south of the celestial equator.
