Compare it to your potential lover to see if it will flow or if there might be a block. Blocked energy doesn't equal good sex! If your Sun signs are compatible yet your Mars signs are not making contact with either the other person's Sun or Mars, the relationship may prove to be a sexual disappointment. Sexual Astrology is devoted to lovers of astrology with specific reference to love and sex. If you want to find out more about getting your personalized horoscope, please visit our Personal Astrology Reports section.