Is your moon sign your main zodiac sign?
Your moon sign is the sign of the zodiac where the moon was at your moment of birth. It's the soul of your identity, the subconscious part of yourself that you might keep hidden from others (unlike your outward facing sun sign) and it makes up a big part of your emotional side.
Is your sun sign you main sign?
Your sun sign is determined by your date of birth and represents your core personality, sense of self, basic preferences, romantic compatibility, and ways in which you move through the world. This astrological placement sheds light on your innate gifts, as well as your hard-to-see blind spots.