The core personality of each individual is expressed by the placement of the Sun sign, while the outer demeanor is expressed by each person’s Ascendant. The Sun and Ascendant are also critical factors in synastry.

The sex drive is represented by Mars, making this planet extremely influential when determining sexual compatibility. Venus rules the love nature and determines what type of partner a person is attracted to. The Moon rules the emotions and the way each individual responds naturally, making it an important factor in love relationships. The most important planets/luminaries in synastry are the Moon, Venus and Mars. Learn the basics about synastry by using the following guide and discover the weaknesses and strengths in your relationship. A basic understanding of birth chart interpretation is necessary before attempting to employ synastry techniques because many of the same principles used in birth chart interpretation are also utilized in synastry. In synastry, the interaction between both birth charts is examined, offering an accurate gauge of compatibility.

Synastry is a valuable resource for people who want to examine their relationship with another person based on aspects between each person's birth charts. Synastry, also known as relationship astrology, involves the comparison of two astrological charts to determine areas of strength and weakness in a relationship. An astrology chart consists of a sun sign, moon sign, rising sign and eight planets each planet rules a particular area of life and should be taken into consideration when assessing compatibility between two people. There are many factors to consider when examining the potential of a relationship from an astrological standpoint. Many astrology novices focus strictly on sun signs when attempting to glean information about astrological compatibility, failing to understand the depth of relationship astrology.

Mars trine ascendant synastry