Skip to Content

Moon Trine Mars Synastry: Relationships and Friendships Explained

Moon Trine Mars Synastry: Relationships and Friendships Explained

Our readers support us. This post may contain affiliate links. We earn from qualifying purchases. Learn More

Moon trine Mars is a mildly positive aspect in synastry. It will support other positive aspects, and it will mitigate difficulties caused by challenging ones.

The Moon does not have a direct association with relationships in astrology. It is one of the Luminaries, however. As such, it plays a role in every aspect of life.

Mars is associated with conflict, which is a part of relationships. It also shows how we go after what we want.

A trine is the most harmonious aspect in astrology. In synastry, it highlights areas in which two people get along.

Moon Trine Mars in Synastry

Even though Moon trine Mars is a positive aspect, when it comes to synastry, it does not confer compatibility by itself.

Like all the planets Mars governs a lot of different things, but it is also considered a malefic. This means that it only grudgingly confers benefits, even when it is in a positive aspect such as a trine.

Still, this transit can help to support other good aspects and to temper problematic ones. It does this by making it easy and comfortable for two people to do things together.

No matter what other problems exist between the two, they will be able to enjoy shared activities together.

Like many other aspects, there are certain sign combinations that will modify the meaning of Moon trine Mars.

Moon in Scorpio, Mars in Cancer

This is the nicest combination for this aspect, and it will confer compatibility by itself.

The Moon has difficulty in Scorpio but rules Cancer. Likewise, Mars has trouble in Cancer but rules Scorpio. This means that both people have troubles individually, but they can rely upon each other for help.

This creates a strong sense of interdependence, which will produce a strong bond and will help the two work through their personal difficulties.

Moon in Capricorn, Mars in Taurus

This sign combination is similar to the one above. The Moon struggles in Capricorn but is exalted Taurus. In a similar way, Mars is uncomfortable in Taurus but is exalted in Capricorn.

These two will be good for each other and will be able to help each other with their individual struggles.

This enhances Moon trine Mars and makes it even more positive.

Moon in Taurus, Mars in Capricorn

In this case, both people have strengths in their chart, as the Moon is exalted in Taurus and Mars is exalted in Capricorn.

Yet, Taurus rejects Mars and Capricorn rejects the Moon.

This will weaken the positive benefits of this aspect. It will not completely neutralize the benefits, though, especially if there are other positive aspects between the two.

Moon in Cancer, Mars in Scorpio

This is the weakest sign combination for this aspect. The Moon and Mars are each strong in each individual’s chart, but they have poor reception with each other.

In order for the two to get any benefit from this aspect, there will have to be a lot of other positive aspects between them.

House Position

The houses that the Moon and Mars reside in each other’s birth charts will give a lot of information as to how this aspect will operate in synastry.

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 Trine Woman’s Mars Relationship

Moon trine Mars is a nice aspect to have in a romantic relationship. Among other things, it will increase the physical attraction between the two.

When a man’s Moon is trine a woman’s Mars, he will find her strength attractive and compelling. He will not have any problems with her taking the initiative. Indeed, he will even like it.

This aspect could indicate an overt role reversal between the two, but only if there are other aspects that suggest this as well.

It is more likely that it will operate in a more subtle manner in that she tend to take the lead in their day to day interactions.

Woman’s Moon Trine Man’s Mars Relationship

This aspect and gender combination will tend to signify a very traditional relationship.

All of the planets have multiple significations, and everyone, regardless of gender has all of the planets in their chart. On the other hand, when one is specifically looking for issues related to men and masculinity, Mars is the primary planet to consider.

When a woman’s Moon is trine a man’s Mars, she finds his masculinity attractive on a deep level.

This will make it easy for them to fall into traditional gender roles, and it will strengthen their relationship. This will enhance the positive qualities of this aspect.

Moon Trine Mars in Friendship

By itself, this aspect will not draw two people together as friends. It will be more common for Moon trine Mars to create a good working relationship between two people.

If there are other aspects that indicate friendship, however, this aspects will enhance those other aspects.

Even in this case, however, there will be a heavy focus on activity in their friendship. They will work well together on projects and can support each other’s ambitions.

They would also make great business partners.

There may be an element of competition between the two, but if there is, it will be a friendly and productive one.

How to Tell if the Moon is Trine Mars in Synastry

Trines form between signs of the same element. This is part of what gives them their deep harmony. Below are the signs that are trine by element.

Earth, Air, Water and Fire Trines by Zodiac Sign in Synastry

Some of the benefits of this aspect will be present if the planets are trine by sign. The aspect will be better and stronger if the planets are within orb, and the closer the aspect is to exact, the better.

The orb for aspects between the Moon and Mars is nine degrees.

It is possible for the planets to be within orb of a trine from the wrong signs. In this case, the planets will be in signs that are incompatible. The cross-sign trine will ease the difficulties caused by the whole sign relationship, but it will not completely eliminate them.

Try Our Compatibility Calculator



In synastry, Moon trine Mars will be helpful. It will tend to play a secondary role, however, by enhancing positive aspects and mitigating negative ones.

The aspect will confer the most benefits when the two engage in shared activities. It also will help them work well together.