1 CHAPTER 6 THE CELESTIAL SPHERE 6.1. Introduction If you look up in the sky, it appears as if you are at the centre of a vast crystal sphere with the stars fixed on its surface. This sphere is the celestial sphere. It h - Celestial sphere - Document - PDFSEARCH.IO

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	1 CHAPTER 6 THE CELESTIAL SPHERE 6.1. Introduction If you look up in the sky, it appears as if you are at the centre of a vast crystal sphere with the stars fixed on its surface. This sphere is the celestial sphere. It h Add to Reading List Document Date: 2011-09-04 15:43:12 Open Document File Size: 206,02 KB Share Result on Facebook

1 CHAPTER 6 THE CELESTIAL SPHERE 6.1. Introduction If you look up in the sky, it appears as if you are at the centre of a vast crystal sphere with the stars fixed on its surface. This sphere is the celestial sphere. It hAdd to Reading List