Quick answer: The seventh house is the house of partnership in your birth chart. It covers marriage, long-term relationships, business partners, contracts and open rivals. It begins at the Descendant, the point exactly opposite your Ascendant. Your Descendant sign shows the qualities you look for in a partner and the kind of people you tend to attract.
The first house says "me." The seventh house says "you." This part of your chart is about the person standing across from you: a spouse, a lover, a business partner, even an open rival. In short, every serious one-to-one relationship is read here.
The seventh house does not tell you who you will marry. It describes what you need in a relationship, what you tend to look for in someone else, and which lessons often come to you through other people. Below you will find what the 7th house means, the Descendant sign by sign, and how to find this house in your own chart.
What is the 7th house in astrology?
A birth chart is divided into twelve houses. Each house stands for one area of life. The seventh house starts on the western side of the chart, just above the horizon line. That starting point is called the Descendant.
In traditional astrology, the seventh house rules marriage, partnership, agreements, lawsuits and open enemies. "Open enemy" sounds harsh. It simply means a rival you can see: the lawyer on the other side, the person applying for the same job, the neighbor you are arguing with. What they share is that they meet you as equals, face to face.
The seventh house sits opposite the first house. Together they form an axis. The first house is how you present yourself, the seventh is how you meet another person. It helps to read them as the two pans of one scale, not as separate topics.
AstroAk charts use the Placidus house system. In Placidus, the seventh house begins exactly at the degree of the Descendant. A planet close to the house line can move into the 6th or 8th house in another system. You can read more about this in our guide to house systems in astrology.
What is the Descendant?
The Descendant is the degree of the zodiac that was setting on the western horizon when you were born. The Ascendant, or rising sign, is the degree that was rising in the east at the same moment. So the Descendant is always the sign directly opposite your rising sign. If you have Aries rising, your Descendant is in Libra. If you have Virgo rising, it is in Pisces.
The Descendant is one of the four angles of the chart. The angles are very sensitive to birth time. If your time is off by a few minutes, the Descendant degree moves too.
A common reading goes like this: the Descendant sign holds qualities you do not fully claim in yourself. You then tend to meet those qualities in the people you draw close. This is not a rule. It is a pattern astrologers often notice.
Descendant sign by sign: your 7th house sign
These short readings are the traditional meaning of each Descendant sign. In a real chart, planets in the seventh house and the ruler of the house will change the picture.
Aries Descendant
This comes with Libra rising. You tend to want energy, courage and directness from a partner. Bold, decisive, fast-moving people often catch your eye. A relationship that goes flat may bore you. The lesson is to enjoy honest, open talk without mistaking conflict for closeness.
Taurus Descendant
This comes with Scorpio rising. Trust, loyalty and calm matter most here. Grounded people who keep their word and feel easy to be around tend to attract you. Relationships build slowly but are not dropped lightly. The thing to watch is confusing security with possession.
Gemini Descendant
This comes with Sagittarius rising. Good conversation, curiosity and a light touch are key. Talkative, witty, quick-minded people draw you in. You often want a partner who is also a friend. The challenge can be too many options and trouble choosing.
Cancer Descendant
This comes with Capricorn rising. You tend to look for warmth, belonging and a sense of home in a partner. Caring, protective people who show their feelings appeal to you. Someone who looks tough in public often needs to soften in private. The lesson is to say your needs out loud.
Leo Descendant
This comes with Aquarius rising. Warm, generous, confident and slightly dramatic people tend to attract you. This Descendant wants admiration and a big heart in love. You may let your partner take the stage. The lesson is to bring your own shine into the relationship too.
Virgo Descendant
This comes with Pisces rising. Order, reliability and practical help matter here. Careful, hardworking people who notice details are good for you. Love often shows up as small daily acts. The thing to watch is mistaking criticism for care.
Libra Descendant
This comes with Aries rising. Harmony, good manners and fairness matter a lot. You are drawn to kind, balanced people with a sense of beauty. Libra is the natural sign of the seventh house, so relationships can take up a big part of your life. The lesson is to compromise without losing what you want.
Scorpio Descendant
This comes with Taurus rising. Shallow connections rarely satisfy you. You tend to want deep, intense and honest bonds. Mysterious people with a strong gaze may appeal to you. Trust is a recurring theme. The lesson is to let go of control and make room for real intimacy.
Sagittarius Descendant
This comes with Gemini rising. Freedom, adventure and a shared sense of meaning matter here. Optimistic people, people from other cultures, teachers and travelers catch your interest. This Descendant dislikes narrow rules. The lesson is to build freedom and commitment together.
Capricorn Descendant
This comes with Cancer rising. Serious, mature, responsible people make you feel safe. Partners who are older or already settled in life often appeal. Relationships tend to grow stronger with time. The thing to watch is turning the relationship into a to-do list.
Aquarius Descendant
This comes with Leo rising. Friendship, originality and personal space matter here. You are drawn to unusual, independent people who think differently. A relationship that does not follow the usual script may feel more comfortable. The lesson is to balance distance and closeness.
Pisces Descendant
This comes with Virgo rising. Compassionate, dreamy people close to art or spirituality tend to attract you. This Descendant looks for a soul-level bond. There can be a habit of idealizing the partner. The lesson is to keep compassion while telling dream from reality.
Planets in the 7th house
If a planet sits in your seventh house, its themes come forward in your relationships. Venus here often strengthens the wish for harmony and affection. Mars brings energy and, at times, arguments. Saturn can describe serious, late or duty-heavy bonds. Jupiter tends to point to generous partners who help you grow.
The Moon in the seventh house lives out emotional needs through relationships. Mercury puts communication at the center. The Sun describes a sense of self that is shaped largely through partnership. None of these work alone. The planet's sign and its aspects always change the picture.
The ruler of the 7th house
The planet that rules your Descendant sign is called the ruler of the seventh house. If your Descendant is in Taurus, the ruler is Venus. If it is in Sagittarius, the ruler is Jupiter. The sign and house of this planet show where your relationships tend to play out. For example, if the seventh house ruler sits in the tenth house, people you meet through work may play a big role.
This works the same way as the chart ruler. First you find the sign, then you see where its ruling planet lands.
What does an empty 7th house mean?
Many people have no planets in the seventh house. This does not mean you will not have relationships. There are not enough planets to fill twelve houses, so some houses are always empty. In an empty seventh house, you read the Descendant sign and the house ruler. We cover this in more depth in empty houses in the birth chart.
The 7th house and synastry
Synastry is the method of comparing two people's charts. When someone's planets fall in your seventh house, that person often stirs a feeling of "partner" in you. For couples, we explain this in detail in the 7th house in synastry.
How to find your 7th house
To see your seventh house you need your birth date, place and, if possible, your birth time to the minute.
- Open the free birth chart tool and enter your details.
- Find your rising sign. Your Descendant is the sign directly opposite.
- Check whether any planets sit in the seventh house.
- Find the ruler of your Descendant sign and note which house it sits in.
- If you are not sure of your birth time, treat the Descendant sign as a possibility, not a fact.
The seventh house is a reminder that relationships work like a mirror. Some of what you see in the person across from you is part of you as well. Knowing this house can help you understand your relationships without blame and without fatalism.