A Guide to Planets and Points in Astrology

The planets are the core building blocks of any astrological chart. Each one represents a fundamental aspect of human experience - from identity and emotion to drive, love, and transformation. Understanding what each planet represents is the first step toward reading your own chart, or anyone else's.

This guide covers the ten classical planets used in modern astrology, plus Chiron and the lunar nodes. After the main planets, you will find the secondary points - Vertex, Sun/Moon midpoint, Lilith, Juno, Eros, Psyche, and Amor - which add nuance to chart and relationship readings.

Each entry offers a quick review of the planet or point - its character, its pace through the zodiac, and how it shows up in your chart and in synastry.

The Sun

The Sun is the center of the chart and the core of identity. It represents your will, your life force, your ego, and the essential self that needs to be expressed to feel fully alive. Not who you perform, but who you actually are.

The Sun rules Leo and the 5th house. It governs vitality, creativity, leadership, and the father or major paternal figures in your life.

Its sign shows how your identity operates. Its house shows where you need to shine. Its aspects show what supports or challenges your sense of self.

As Earth orbits the Sun over the course of a year, the Sun appears to move through all 12 signs, spending about 30 days in each. This apparent path across the sky - called the ecliptic - is the foundation the zodiac is built on. The Sun moves approximately 1 degree per day.

In synastry, Sun contacts reveal how two people's core identities meet - whether they energize or overshadow each other.

The Moon

The Moon rules Cancer and the 4th house. It governs emotional needs, attachment patterns, habit, memory, and the body's rhythms. It also describes the mother or primary caregiver - how they were experienced, not necessarily who they were.

Its sign shows how you feel and what you need to feel safe. Its house shows where those needs play out. Its aspects show what shapes, supports, or complicates your emotional life.

The Moon is the fastest moving body in the chart, changing signs every two and a half days and completing a full cycle in about 28 days. That speed reflects what it represents - your emotional moment-to-moment experience, your instincts, your gut reactions, and the part of you that responds before you think. It moves approximately 13 degrees per day.

Moon contacts in synastry reveal whether two people are emotionally compatible at the most instinctive level - whether being close feels natural or quietly wrong.

Mercury

Mercury rules Gemini and Virgo, and the 3rd and 6th houses. It governs communication, thinking, learning, and the way you process and exchange information.

Its sign shows how your mind works and how you express yourself. Its house shows where mental activity is most concentrated. Its aspects show what supports or complicates how you think and communicate.

Mercury is the fastest planet after the Moon, never straying more than 28 degrees from the Sun - meaning it is almost always in the same sign or one sign away. It completes a full orbit in about 88 days and moves through a sign in roughly 2 to 3 weeks, though it retrogrades three to four times a year for about three weeks at a time. During retrograde, communication, contracts, and decisions benefit from review rather than forward motion.

In synastry, Mercury contacts show how two people think and talk together - whether conversation flows naturally, whether you understand each other's logic, and whether communication builds or erodes connection over time.

Venus

Venus rules Taurus and Libra, and the 2nd and 7th houses. It governs love, attraction, beauty, values, style, and the way you relate to others. What you find beautiful, what you spend money on, how you dress, and what you consider worth having are all Venus territory.

Its sign shows how you love and what you are drawn to. Its house shows where you seek connection, pleasure, and harmony. Its aspects show what shapes your experience of love and what you attract.

Venus is never more than 47 degrees from the Sun - meaning it is always within one to two signs of it in either direction. It completes a full orbit in about 225 days and moves through a sign in roughly 3 to 5 weeks. It retrogrades approximately every 18 months for about 40 days. Venus retrograde periods often bring past relationships back into focus or prompt a reassessment of what you truly value.

In synastry, Venus contacts are among the most important indicators of romantic attraction, affection, and compatibility. They show whether two people genuinely enjoy each other and whether love comes easily or requires more effort.

Mars

Mars rules Aries and traditionally co-rules Scorpio, and the 1st and 8th houses. It governs drive, desire, action, anger, and sexual energy. It is how you go after what you want - your instinct to pursue, compete, assert, and fight.

Its sign shows how your energy and desire operate. Its house shows where you direct your drive. Its aspects show what fuels, blocks, or redirects your ambition and sexuality.

Mars completes a full orbit in about 687 days, spending roughly six to seven weeks in each sign. It retrogrades approximately every two years for about two to two and a half months. Mars retrograde periods can slow momentum, redirect anger inward, or bring unresolved conflicts back to the surface.

In synastry, Mars contacts are the primary indicators of sexual chemistry and physical attraction. They also show how two people handle conflict, competition, and desire - whether that energy ignites or irritates.

Jupiter

Jupiter rules Sagittarius and traditionally co-rules Pisces, and the 9th and 12th houses. It governs expansion, growth, optimism, joy, belief, and the search for meaning. It is where you are naturally generous, where life tends to open up, and where you are drawn toward more - more experience, more knowledge, more possibility.

Its sign shows how your growth operates. Its house shows where opportunity and abundance are most likely to develop. Its aspects show what expands or overextends your energy.

Jupiter completes a full orbit in about 12 years, spending roughly one year in each sign. It retrogrades once a year for about four months. Generally subtle unless it is your chart ruler.

In synastry, Jupiter contacts bring warmth, generosity, and a genuine sense of fun. They often indicate two people who bring out each other's optimism and make life feel bigger together.

Saturn

Saturn rules Capricorn and traditionally co-rules Aquarius, and the 10th and 11th houses. It governs structure, discipline, responsibility, limitation, and time. It is where life asks more of you - where growth is slow, earned, and lasting.

Its sign shows how your sense of duty and discipline operates. Its house shows where you face the greatest demands and build the most enduring foundations. Its aspects show what strengthens, restricts, or matures your energy over time.

Saturn completes a full orbit in about 29 to 30 years - the basis of the Saturn return, one of the most significant turning points in a person's life. It retrogrades once a year for about four and a half months. Saturn retrograde periods tend to bring structural issues to the surface, prompting a review of responsibilities, commitments, and long-term direction.

In synastry, Saturn contacts are among the strongest indicators of long-term potential. They add weight, seriousness, and commitment - and while Saturn can feel restrictive or demanding, couples who work through that pressure tend to build something that actually lasts.

Uranus

Uranus rules Aquarius and the 11th house. It governs change, freedom, originality, rebellion, and sudden shifts. It also rules technology, electricity, science, astrology itself, ideas, and anything that breaks from convention. It is where you cannot be contained, where you think differently, and where life tends to deliver the unexpected.

Its sign shows how your need for freedom and innovation operates - though as a generational planet, the sign is shared with everyone born around your time. Its house shows where you experience disruption, originality, and breakthrough most personally. Its aspects show where the pull toward independence meets the rest of your chart.

Uranus completes a full orbit in about 84 years, spending roughly seven years in each sign. It retrogrades once a year for about five months. Because it moves so slowly, its sign placement is generational, and house and aspect placements are far more personally significant.

In synastry, Uranus contacts bring excitement, unpredictability, and a magnetic kind of attraction that can ignite suddenly. They often indicate relationships that begin or end abruptly, or partnerships built on mutual respect for each other's freedom and originality.

Neptune

Neptune rules Pisces and the 12th house. It governs imagination, intuition, dreams, art, music, spirituality, and the experience of the divine itself - the pull toward something larger than the self and the urge to merge with it. It also rules illusion, deception, addiction, and escape, anywhere reality gets soft. It is where you idealize, where you absorb without filter, and where you reach for what cannot be held.

Its sign placement is generational, shared with everyone born around your time. Its house shows where you experience longing, inspiration, and confusion most personally. Its aspects show where imagination, sensitivity, and idealization meet the rest of your chart - softening, inspiring, and sometimes blurring whatever they touch.

Neptune completes a full orbit in about 165 years, spending roughly 14 years in each sign. It retrogrades once a year for about five to six months. Like Uranus, its sign placement is generational, and house and aspect placements are far more personally significant.

In synastry, Neptune contacts bring romance, idealization, and a feeling of soulmate recognition - the sense of merging completely with the other person. They can deepen love into something transcendent, or blur reality enough that one or both people fall for an illusion rather than the actual person.

Pluto

Pluto rules Scorpio and the 8th house. It governs power, intensity, transformation, obsession, and the processes that strip things down and rebuild them. It also rules sex at its deepest level, death and rebirth, hidden truths, control, what is buried in the psyche, and other people's resources - inheritance, shared finances, and what comes through partnership. It is where you cannot stay on the surface - where life eventually demands that you face what you would rather avoid.

Its sign placement is generational, shared with everyone born around your time. Its house shows where you experience power, crisis, and transformation most personally. Its aspects show where intensity, obsession, and the urge to dig deep meet the rest of your chart.

Pluto completes a full orbit in about 248 years, spending anywhere from 12 to 31 years in each sign due to its highly elliptical orbit. It retrogrades once a year for about five to six months. Like the other outer planets, its sign placement is generational, and house and aspect placements are far more personally significant.

In synastry, Pluto contacts are among the most powerful indicators of intense attraction, obsession, and transformation through relationship. They can create unforgettable bonds and the deepest kind of intimacy, or trigger jealousy, control, and power struggles that destabilize both people.

Chiron

Chiron is a small body orbiting between Saturn and Uranus, often called "the wounded healer." It governs a deep, often early wound - usually around worth, belonging, or feeling fundamentally enough. The wound does not fully heal, but the work of facing it becomes the source of your most hard-earned wisdom and your ability to help others through what you have lived. Its sign shows the nature of the wound and how it expresses. Its house shows where it plays out in life. Its aspects show what activates, complicates, or supports the work of integrating it.

Chiron completes a full orbit in about 50 years - the basis of the Chiron return around age 50, often a major turning point that rewrites your relationship to the wound. Its irregular path means it spends very different lengths of time in each sign - from one and a half years in Libra to nearly nine years in Aries. It retrogrades once a year for about five months.

In synastry, Chiron contacts often indicate relationships that touch each other's wounds. They can bring profound healing through being seen and accepted, or reopen old pain depending on how each person handles what surfaces.

The Lunar Nodes

The North Node and South Node are not bodies but mathematical points - the intersections where the Moon's orbit crosses the ecliptic. They always sit exactly opposite each other, forming an axis. Together, they describe the soul's evolutionary direction in this lifetime.

The South Node represents what is already known and practiced - skills, patterns, and ways of being that come from the past, whether early life or, in the karmic view, previous lifetimes. It is comfortable but limiting. Staying there means repeating what is familiar instead of growing.

The North Node represents the direction of growth - what is unfamiliar, sometimes uncomfortable, but where real development lives. Moving toward it requires letting go of South Node defaults and stepping into qualities that do not come naturally at first.

The Nodes complete a full cycle through the zodiac in about 18.6 years, moving in reverse motion (always retrograde from our perspective). Each Node spends roughly 18 months in a sign. The Nodal return at around age 18-19, and again at 37-38 and 56, often marks significant turning points.

In synastry, Node contacts are among the strongest indicators of fated-feeling connections - the kind that come with an immediate sense of familiarity, as if you have known each other before. When one person's planet conjuncts another's North Node, the relationship often feels purposeful, growth-oriented, and significant in ways that go beyond ordinary attraction.

The Vertex

The Vertex is a sensitive point in the chart, calculated from the intersection of the ecliptic* and the prime vertical** in the western half of the sky at your exact moment and place of birth. It represents fated encounters, turning-point meetings, and the people who show up at exactly the right moment to redirect your life. Because it depends on precise birth time and location, it is deeply personal - two people born minutes apart or in different cities can have the Vertex in entirely different signs. The opposite point, the Anti-Vertex, marks where you actively pursue what the Vertex draws toward you.

In synastry, Vertex contacts - especially conjunctions - often indicate someone who feels destined to enter your life. The encounter usually carries an unmistakable sense of significance, even if it begins through ordinary circumstances like work, friendship, or a chance meeting.

*The ecliptic is the path the Sun appears to travel against the zodiac as the Earth orbits around it.

**The prime vertical is the great circle that runs east-west through the point directly overhead at your birth location.

The Sun/Moon Midpoint

The Sun/Moon midpoint is the exact midpoint between the Sun and the Moon in a chart - a sensitive point that represents the inner partnership of self and emotion, the integration of identity and need. It is often called the most personal point in the chart for relationships, since it describes what you fundamentally seek in a partner and what allows you to feel whole.

In synastry, contacts to the Sun/Moon midpoint - especially conjunctions - are among the strongest indicators of significant relationships. The other person feels like a match at a core level, often with a sense of completion or rightness that is hard to explain logically.

Lilith

Lilith most commonly refers to Black Moon Lilith, a mathematical point representing the apogee of the Moon's orbit - the point where the Moon is farthest from Earth. She represents primal female power, raw sexuality, and the parts of the self that refuse to be tamed, suppressed, or made acceptable. Her placement shows where you reject conditioning, where your forbidden desires live, and where you reclaim power that was taken or denied.

In synastry, Lilith contacts - especially to Sun, Moon, Venus, Mars, or the angles - bring intense, often raw sexual chemistry. They can also surface taboo dynamics, possessiveness, or the side of attraction that does not fit polite categories.

There are also Asteroid Lilith and Dark Moon Lilith, which are different points used in astrology.

Juno

Juno is an asteroid representing what you need in a long-term partnership and what you bring to one. Named after the Roman goddess of marriage, she shows how you commit, what you require to feel fulfilled in a serious bond, and where partnership patterns play out - including issues around fidelity, equality, and the conditions you accept or refuse.

Juno completes a full orbit in about 4.4 years, spending roughly 3 to 4 months in each sign. It retrogrades approximately every 16 months for around 3 months.

In synastry, Juno contacts - especially to Sun, Moon, Venus, or the angles - are among the strongest indicators of marriage potential and serious commitment. They suggest someone who fits the specific kind of partner you actually need, not just want.

Eros

Eros is an asteroid representing erotic desire, sexual passion, and what specifically turns you on. Where Mars shows raw drive and Venus shows what you find beautiful, Eros shows what ignites you sexually at a deeper level - the specific images, scenarios, and dynamics that genuinely arouse you. Its placement reveals the more private, less filtered side of your sexuality.

Eros is a near-Earth asteroid with a highly elliptical orbit. It completes a full cycle in about 1.76 years and spends roughly 1 to 2 months in each sign, though timing varies due to its irregular motion. It retrogrades approximately every 19 months.

In synastry, Eros contacts - especially to Mars, Venus, the Sun, Moon, or the angles - bring strong sexual chemistry and erotic compatibility. Eros to Eros connections are particularly powerful indicators of mutual attraction at the most physical level. Eros to Psyche contacts are considered classic soulmate aspects, combining erotic chemistry with deep soul recognition.

Psyche

Psyche is an asteroid representing the soul and the deepest part of you that recognizes - or longs to be recognized by - another. Named after the mortal who became the soul of Eros, she shows where you feel most exposed in love, where vulnerability lives, and the kind of connection that touches you at your core rather than the surface. Her placement reveals what makes you feel truly known.

Psyche completes a full orbit in about 5 years, spending roughly 4 to 5 months in each sign. It retrogrades approximately every 15 months for around 3 months.

In synastry, Psyche contacts - especially to Sun, Moon, Venus, or Eros - bring a sense of being seen at a soul level. Psyche/Eros connections in particular are considered classic soulmate aspects, combining deep recognition with erotic chemistry.

Amor

Amor is an asteroid representing pure, unconditional love - the kind of love that is given freely without demand or expectation. Where Venus shows attraction and how you love, Amor shows the capacity for selfless, devoted love. Her placement reveals where your love runs purest, where you give without keeping score, and where you feel love in its most uncomplicated form.

Amor completes a full orbit in about 2.7 years, spending roughly 2 to 3 months in each sign. It retrogrades approximately every 17 months.

In synastry, Amor contacts - especially to Sun, Moon, Venus, or other personal points - bring genuine, devoted love and a sense of caring for the other person without conditions. They soften relationships and indicate emotional generosity that is not tied to what you receive in return.