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Solar terminator line

The terminator is the locus of points on a moon or planet where the line through the sun is tangent. It is the boundary between day and night and moves around the planet as it rotates.



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... noun or adjective, Royalist, can have several shades of meaning. At its simplest, it refers to an adherent of a monarch or royal family. Of the more specific ...

 
 
 
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