KnowraArmillary sphereLinked fromLinked fromThe 12 pages that link to Armillary sphere, each with the reason it gives.All 12Broader topic 1Related 7Narrower topic 1Compared with 3Tycho BraheRelated: Brahe used an armillary instrument to measure positions along the ecliptic.Water clockRelated: Water clocks in China were coupled to instruments that represented celestial motion.Zhang HengRelated: Zhang Heng built an instrument of this kind to represent celestial motions.Belém TowerRelated: Carved armillary spheres on the tower evoke Portuguese navigation and royal authority.Su SongRelated: Su Song’s tower incorporated an armillary sphere for representing the heavens.Guo ShoujingRelated: Guo improved this instrument to support more accurate observation of celestial positions.Yi XingRelated: Tang astronomers used such instruments to represent celestial coordinates and motions.