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Moon square Mars may be one of the most difficult and volatile aspects in synastry.
As the Luminary of the night, the Moon governs everything in day-to-day life. This, of course, includes our relationships.
Mars is an important consideration in synastry, but its influence is often troublesome. Mars governs conflict and how we assert ourselves.
A square is a difficult aspect. In synastry, it shows places in which two people tend to rub each other the wrong way.
Mars Square Moon in Synastry
Even in the best of circumstances, Moon square Mars will be challenging to almost any relationship. It is an aspect of conflict and it touches both people in rather sensitive places.
Despite this being a difficult aspect, it is more common than would be expected between people who have close relationships with one another.
We are often attracted to people who touch our deep parts, even if they also make us uncomfortable.
All squares have the potential of generating chemistry, but the chemistry with Moon square Mars is a complicated one. These can be people who get under each other’s skin, but at the same time, they cannot stop thinking about one another.
This is an aspect that requires both people to work on themselves if the relationship is to be healthy and happy.
There are a few sign combinations that will complicate this aspect even further.
Moon in Aries, Mars in Cancer
Aries and Cancer generally do not mix well, but the Moon rules Cancer and Mars rules Aries. This means that when the Moon is in Aries and Mars is in Cancer, they both look to each other for support.
This combination is still volatile, but they have a mutual understanding and it is easy for them to form a stable interdependence.
This is the best combination for this aspect.
Moon in Aries, Mars in Capricorn
This combination is a tricky one. The person with Moon in Aries will find the other quite attractive. It is quite likely that the feelings will not be mutual, however.
The Moon in Aries can be quite volatile with sudden fiery storms. Mars in Capricorn will not have a lot of patience for that.
Moon in Libra, Mars in Capricorn
Moon in Libra, Mars in Capricorn is the worst combination for this aspect. It could lead not just to friction, but to active dislike for one another.
If a relationship does form at all, it could become a relationship of rivals, or even enemies. It will be important to look to see if the other synastry aspects are more harmonious.
House Position
In order to fully analyze Moon square Mars, it is important to consider the houses the planets fall in each other’s charts.
To learn more, see:
Moon in Houses Synastry Meanings: 1st through 12th House
Mars in Houses Synastry Meanings: 1st through 12th House
Man’s Moon Square Woman’s Mars Relationship
With this gender combination, it is best if the couple has a more traditional relationship.
Mars has many functions, and one of them to give a person courage and the desire to take the initiative. Everyone has Mars in their charts, regardless of gender. Even so, Mars is specifically associated with masculinity and the traits that are associated with masculinity.
When a woman’s Mars is square a man’s Moon, the way she goes about asserting herself and taking the initiative grates on him. It is not either of their faults, and it arises at a subconscious rather than a conscious level.
If the couple has a more traditional relationship, this will go a long way towards avoiding the type of interactions that will cause conflict between them.
Woman’s Moon Square Man’s Mars Relationship
This gender combination can be a bit more problematic.
As discussed above, Mars is associated with the traits and functions that are traditionally seen as masculine. Any expression of these traits on his part will lead to tension and conflict.
It is possible that a role reversal will ease the tension between them, but it could be difficult for such a role reversal to go far enough.
In this case, it will be important to consider the overall synastry profile to see if there are more harmonious aspects between them.
Moon Square Mars in Friendship
Moon square Mars can also be quite volatile in a friendship situation. On the other hand, it will be easier for friends to avoid situations and interactions that will trigger each other than it is for romantic partners.
In general, a friendship will not form between two people with this aspect unless there are other harmonious aspects to bring them together.
It will be easy for misunderstandings to arise between them, and it is possible that these misunderstandings could cause the friendship to go sour.
If the friendship does go sour, the two are unlikely to just drift apart. Moon square Mars can produce deep feeling between two people, which can easily turn into anger or even enmity.
How to Tell if Moon is Square Mars in Synastry
The graphic below shows the signs that are square to each other.
The two will feel the impact of this aspect if the Moon is square Mars by sign. The closer the aspect is to exact by degree, the stronger it will be.
The allowable margin of error, or orb, between the Moon and Mars is nine degrees.
The Moon and Mars can be within nine degrees of a square from the wrong signs. In this case, the planets will be either trine or sextile by sign.
Mars is considered a malefic planet, which means that its usual nature is to create conflict. This means that the negative aspect by degree will tend to overpower the positive aspect by sign.
In practical terms, there will be a lot more volatility between the two than one would ordinarily expect.
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Conclusion
Moon square Mars in synastry is a powerful indicator of tension and conflict between two people. If it exists, it will be the most difficult aspect that they have between them.
This aspect is not fatal to relationships, however, especially if there are more positive aspects between them. It does mean, however, that they will both have to do a lot of work to keep the relationship from falling apart or growing sour.