Training Manual Format

In 3000 BC and again in 23,000 AD the star above the earth’s axis will be Thuban. The Egyptians aligned some of their buildings with Thuban. By about 15,000 AD, Vega will be a North Star, but not as good a North Star as Polaris, because it lies farther from the path of the North Celestial Pole than Polaris. ................
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