An ancient association of planets with a person’s age, indicating phases in that person’s life.

Moon: (Birth–4 yrs.) Personal growth
Mercury: (5–14 yrs.) Education
Venus: (15–22 yrs.) Emotions
Sun: (23–42 yrs.) Virility
Mars: (43–57 yrs.) Ambition
Jupiter: (58–69 yrs.) Reflection
Saturn: (70 yrs. on) Resignation