Literature Reference: The Office of Heavenly Observation, gazing up and down at the interactions between heaven and earth. From 'New Yuefu: The Office of Heavenly Observation' by Bai Juyi.
司: Preside; Operate. In names, it often signifies exceptional talent, strong leadership, and the ability to unite others.
天: The sky, encompassing all things between heaven and earth, when used in a name, often symbolizes grand ambitions and aspirations, as well as a lifetime of unwavering integrity. This character represents the auspiciousness of pure yang and solitary excellence, capable of bestowing the profound utility of great endeavors and significant achievements.
Meaning: Si Tian means governing astronomy and observing celestial phenomena, symbolizing wisdom and insight.