Flying star feng shui, or xuan kong fei xing (玄空飞星), is a subset of xuan kong feng shui (玄空風水) which in turn is a subset of the broader study under the san yuan (三元) concept and theories, which has a greater emphasis on the li qi (理气) system. The concepts and ideas of modern practices in flying stars mostly originate from the 5 classics of 地理辯正, 玄空紫白訣, 玄機賦, 玄空秘旨 and 飛星賦, which are considered by many as the bible of this particular art of feng shui. The time dimension plays a fundamental part…