Wonderful! As a person born on June 15th, you fall under the sign of Gemini (May 21 - June 20). Your Gemini Horoscope: As a Gemini, your mind is always active, darting between ideas and observations, and it's often hard to keep up with your restless spirit. Mercury, your ruling planet, encourages communication, intellect, and speed—all of which are central elements of your character. You're an air sign, symbolized by the Twins, which represents your dual nature, versatility, and ability to see different sides of every situation…