辰星 Traditional form: 辰星 Pinyin (reading): Chénxīng Definitions: Mercury in traditional Chinese astronomy see also 水星 (shuǐxīng) Characters: 辰 - early morning; fortune, good luck; 5th terrestrial branch 星 - star, planet; a point of light Traditional characters: 辰 - early morning; fortune, good luck; 5th terrestrial branch 星 - star, planet; a point of light