Three types of sadness-Samkya

 दुःखत्रयाभिघाताज्जिज्ञासा तदभिघातके हेतौ ।

दृष्टे सापार्था चेन्नैकान्तात्यन्ततोऽभावात् ॥ १ ॥

- सांख्यकारिका १

Dukha means sadness (bad space).

आध्यात्मिक Adhyatmika: Sadness caused by ourselves. This is in our control & can be avoided.

आधिभौतिक Adhibhautika: Sadness caused by others. Not in our control.

अधिदैविक Adhidaivika: Sadness caused by external forces (Devas/divine, nature). Not in our control.