DavidB4-bot
→See also: clean up & uniformity
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RSchlafly
rm some nonsense
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Wschact
better lead paragraph
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AK
adding 'see also' section
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WesleyS
cat
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DrSandstone
→Definition
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Altalena5768
New page: == Definition == The Celestial Sphere is anything above the troposphere. In the Einsteinian Theory of Relativity, the earth can be though of as a point of reference. == Introduction...
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