Illumination system and control method thereof

The present invention discloses an illumination system and a control method thereof. The illumination system comprises an illuminance sensing module, a human body sensing module, a clock module, a universal illumination module, a night illumination module and a control module, the control module controls the illumination statuses of the universal illumination module and the night illumination module according to the signals received from the illuminance sensing module, the human body sensing module and the clock module. The illumination system can satisfy the universal illumination and also the night illumination, and can realize the intelligent and energy-saving control.