sunset; the setting sun
夕 (xī) · 3 strokes
Pictograph of the moon. Used to express "evening" or "night".
阳 (yáng) · 6 strokes
The traditional characters 陰 (Yin) and 陽 (Yang) were simplified to 阴 and 阳. In Chinese philosophy, the moon (月) corresponds to Yin (阴) and the sun (日) corresponds to Yang (阳).