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Birth chart of James Clerk Maxwell

James Clerk Maxwell birth chart is shown with zodiac signs and aspects. Because the birth time is unknown, Arcadia does not use houses, Rising sign, or angular dominants as the main basis of interpretation.

James Clerk Maxwell's chart rests first on the stable factors: Sun in Gemini and Moon in Leo. Without a reliable time, signs and aspects are stronger than the Rising sign or houses.

Chart detail:

Sun trine Jupiter (orb 0.7°) gives a central dynamic in this reading. The orb is extremely tight; this aspect is one of the chart's strongest signals.

In plain terms, this aspect gives structural ease between identity and fulfillment: confidence can support ego and naturally open horizons. Father-image layer: ego, personal direction, and the father imprint are supported by Jupiter.

The birth time is not known with certainty, so the Rising sign and houses are less reliable. Signs and exact aspects give the safer reading base.

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Displayed: 13/06/1831, 12:00 (unknown hour) at Edinburgh, Scotland
(3°13' W, 55°57' N, GMT -0.214444444444444).

Source: Astro-Databank
5°2'10°32'24°27'14°16'26°45'22°20'25°31'2°6'1°14'6°22'21°40'
Displayed: 13/06/1831, 12:00 (unknown hour) at Edinburgh, Scotland
(3°13' W, 55°57' N, GMT -0.214444444444444).

Source: Astro-Databank

Sun Gemini
Gemini

Sun in Gemini

Moon Leo
Leo

Moon in Leo





The Rising sign cannot be determined if the time is not known.

Element Sign Degrees Speed
Sun Gemini 21° 40' 28" 0.955 / day
Moon Leo 06° 22' 06" 14.176 / day
Mercury Gemini 01° 14' 17" 0.427 / day
Venus Leo 02° 06' 25" 1.139 / day
Mars Cancer 25° 30' 54" 0.623 / day
Jupiter Aquarius 22° 19' 40" R -0.006 / day
Saturn Leo 26° 44' 49" 0.075 / day
Uranus Aquarius 14° 16' 21" R -0.018 / day
Neptune Capricorn 24° 26' 38" R -0.021 / day
Pluto Aries 10° 32' 28" 0.01 / day
Lilith Sagittarius 05° 01' 36" 0.112 / day
RS Virgo 24° 03' 59"
MH Gemini 21° 47' 16"

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Analysis

Astrological birth chart geometry with aspect lines
This visual introduces the aspect section; houses stay out of the main reading when the birth time is unknown.

How to read this chart

This section gives a concrete reading thread. It highlights the most visible signatures, then the tabs keep each placement separate instead of mixing everything together.

Important: Unknown birth time: the Rising sign, houses, and angular dominants are too time-sensitive to anchor the interpretation. The Moon remains useful, but its exact aspects can shift during the day: tight non-Moon aspects are more reliable when they exist.

Reading map

Start here: a short reading that shows what hooks, what helps, what pushes back, and where it becomes concrete.

1. Big Three, Personal Essence

Sun in Gemini · Moon in Leo

First hook: this is where the chart often becomes recognizable in real life. Sun in Gemini: identity and direction move through curiosity, language, movement, and mental adaptation; Moon in Leo: emotional safety looks for presence, pride, creation, and the wish to be seen. Because the birth time is missing, reliable aspects should carry the next step before houses or angles.

2. Dominants (visible planets)

Dominants unavailable without reliable birth time

Angular dominants depend on birth time. Without a reliable hour, do not use them as primary evidence.

3. Important harmonious aspects

Harmonious link: Sun and Jupiter

This is the easiest door into the chart: it shows what tends to cooperate naturally.

This pattern describes what comes more easily. Houses are not used here: unknown time. It connects Sun (identity, confidence, and direction) and Jupiter (growth, faith, luck, and confidence in the future).

This is the clearest cooperation pattern in the chart: Sun trine Jupiter (orb 0.7°). It shows where functions support each other, recover, or come naturally when used together. No wider group outranks this link, so read it as a strong but isolated signal.

  • Harmony Sun trine Jupiter (orb 0.7°) Trine: Sun in Gemini can support Jupiter in Aquarius naturally and positively. For this pair, the aspect gives structural ease between identity and fulfillment: confidence can support ego and naturally open horizons. Father-image layer: ego, personal direction, and the father imprint are supported by Jupiter.
4. Important tensions

Tension circuit: Saturn, Jupiter, and Mercury

This is the pressure line to read first: it shows where tension repeats in concrete situations.

This pattern shows where pressure builds fastest. Houses are not used here: unknown time. It connects Saturn (responsibility, limits, effort, and patience), Jupiter (growth, faith, luck, and confidence in the future), and Mercury (thinking, speech, and decisions).

This is the clearest friction pattern in the chart: Jupiter opposite Saturn (orb 4.4°) and Mercury square Saturn (orb 4.5°). It shows where pressure, contradiction, or repeated effort concentrates. Because several planets are connected, the full pattern matters more than one isolated aspect.

  • Tension Jupiter opposite Saturn (orb 4.4°) Opposition in real life: Jupiter in Aquarius pulls one way, while Saturn in Leo answers from the other side. This can create alternation, contradiction, or the need to carry two opposite demands. For this pair, the aspect opposes widening horizons to limits, duty, or caution.
  • Tension Mercury square Saturn (orb 4.5°) Square in real life: the friction is between Mercury in Gemini and Saturn in Leo. This can show as blockage, inhibition, overreaction, or repeated conflict between the two planets. For this pair, the aspect creates tension between thought, doubt, rigidity, and the demand for precision.
5. Important houses

Houses unavailable without reliable birth time

Houses describe domains of existence, but they depend on birth time. Without a reliable hour, signs and aspects should carry the reading.



Sun
Sun in Gemini Identity, ego, father figure
Moon
Moon in Leo Dream, inner child, mother figure
The three foundations

Without a reliable birth time, the Sun, Moon, and exact aspects become the reliable base. The Rising sign, houses, and angular dominants need a reliable birth time.

The Moon can change signs during a day. Near a lunar sign change, the Moon sign remains a hypothesis.

Without a reliable hour, exact aspects and reliable repetitions can strongly nuance the starting reading.

James Clerk Maxwell has Sun in Gemini

How to read this placement

Sun in Gemini remains a reliable combination even without a birth time. The Sun describes identity, ego, father figure, visibility, and direction, with Gemini style: curiosity, language, movement, and mental adaptation.

More about this placement

Concretely, the person expresses identity, ego, father figure, recognition, and personal direction through the Gemini style (curiosity, language, movement, and mental adaptation). Exact aspects and repeated patterns indicate whether this theme becomes central.

Aspect connected to this placement: Sun trine Jupiter (orb 0.7°). Aspect effect: gives structural ease between identity and fulfillment: confidence can support ego and naturally open horizons. Father-image layer: ego, personal direction, and the father imprint are supported by Jupiter.

With the Sun in Gemini, identity forms through language, movement, comparison, and curiosity. The person needs contact with information, conversation, people, and changing perspectives. This placement often gives a quick mind, social agility, humor, and the ability to connect separate ideas. It is not only superficiality; it is a solar need to keep the world mentally alive. When scattered, the person may jump between subjects without choosing a direction or avoid depth by staying in constant motion.

    Sun trine Jupiter (orb 0.7°) shows positive structural ease between the two planets. The orb is extremely tight; this aspect is one of the chart's strongest signals.

    Here, Sun in Gemini brings identity, ego, father figure, visibility, and direction with Gemini style (curiosity, language, movement, and mental adaptation); Jupiter in Aquarius brings personal fulfillment, confidence, encouragement, and broader horizons with Aquarius style (independence, networks, distance, and collective change).

    Concrete support: this aspect gives structural ease between identity and fulfillment: confidence can support ego and naturally open horizons. Father-image layer: ego, personal direction, and the father imprint are supported by Jupiter.

    Sun sextile Saturn (orb 5.1°) shows active cooperation between the two planets. The orb is moderate; it stays secondary beside tighter signatures.

    Concrete cooperation: identity, father image, and discipline can cooperate over time. Father-image layer: ego, personal direction, and the father imprint can cooperate with Saturn.



James Clerk Maxwell has Moon in Leo

How to read this placement

Moon in Leo remains a useful base without a birth time. The Moon sign is often usable, but near a Moon sign change it remains a hypothesis; the Moon describes personal dream, play, inner child, childhood imprint, mother figure, mother image, optimism, and inner rhythm, with Leo style: presence, pride, creation, and the wish to be seen.

More about this placement

Concretely, the person expresses personal dream, play instinct, inner child, childhood imprint, mother figure, mother image, optimism, and inner rhythm through the Leo style (presence, pride, creation, and the wish to be seen). Exact aspects and repeated patterns indicate whether this theme becomes central.

Aspect connected to this placement: Moon trine Lilith (orb 1.3°). Aspect effect: lets Lilith's ideal support the personal dream and mother-image field without drowning it in refusal. Mother-image layer: childhood, mother image, and inner child are supported by Lilith.

With the Moon in Leo, the inner child wants warmth, play, recognition, loyalty, and love that is visible rather than hidden. The personal dream often has a creative or theatrical tone: to shine, to be loved openly, to protect the heart, and to make life feel generous. This Moon can give confidence, joy, dramatic instinct, and the ability to lift the mood of a room. The mother image or childhood imprint may be linked to pride, attention, performance, or the need to feel special. When hurt, it can become proud, theatrical, or unable to admit how much approval matters.

    Time-sensitive Moon aspect: Moon trine Lilith (orb 1.3°). Because the birth time is unknown, the Moon's exact degree can shift during the day. This interpretation stays provisional and gains weight only if the aspect remains tight across the possible birth window or repeats another clear signature.

    Here, Moon in Leo brings personal dream, play, inner child, childhood imprint, mother figure, mother image, optimism, and inner rhythm with Leo style (presence, pride, creation, and the wish to be seen); Lilith in Sagittarius brings pure ideal, absolute demand, fascination, and refusal of compromise with Sagittarius style (expansion, travel, belief, and the search for meaning).

    Concrete support: Lilith's ideal can support the personal dream and mother-image field without drowning it in refusal. Mother-image layer: childhood, mother image, and inner child are supported by Lilith.



The Rising sign cannot be determined if the time is not known.


Mercury
Mercury Intellect, language, technique
Venus
Venus Desire, taste, attraction
Mars
Mars Action, courage, competition
Jupiter
Jupiter Fulfillment, confidence, horizons

James Clerk Maxwell has Mercury in Gemini

How to read this placement

Mercury in Gemini remains a reliable combination even without a birth time. Mercury describes intellect, language, thought, and technique, with Gemini style: curiosity, language, movement, and mental adaptation.

More about this placement

Concretely, the person expresses thinking, speech, learning, technique, and mental strategy through the Gemini style (curiosity, language, movement, and mental adaptation). Exact aspects and repeated patterns indicate whether this theme becomes central.

Aspect connected to this placement: Mercury sextile Venus (orb 0.9°). Aspect effect: lets intellect and Venus cooperate in speech, art, negotiation, or the formulation of desire.

With Mercury in Gemini, the intellect is quick, mobile, verbal, and hungry for variety. The person often needs conversation, reading, comparison, and changing inputs to stay mentally alive. This placement can give wit, language skill, curiosity, social intelligence, and the ability to connect facts that others keep separate. It is Mercury in one of its strongest signs. Under stress, it can scatter attention, talk around the subject, or confuse information with understanding.

    Mercury sextile Venus (orb 0.9°) shows active cooperation between the two planets. The orb is extremely tight; this aspect is one of the chart's strongest signals.

    Here, Mercury in Gemini brings intellect, language, thought, and technique with Gemini style (curiosity, language, movement, and mental adaptation); Venus in Leo brings desire, taste, relationship, and attraction with Leo style (presence, pride, creation, and the wish to be seen).

    Concrete cooperation: intellect and Venus can cooperate in speech, art, negotiation, or the formulation of desire.

    Mercury opposite Lilith (orb 3.8°) puts the two planets face to face, with visible back-and-forth or tension. The orb is moderate; it stays secondary beside tighter signatures.

    Concrete conflict: this aspect opposes intellect to ideal demand, obsession, or speech that refuses approximation.

    Mercury square Saturn (orb 4.5°) creates concrete friction between the two planets. The orb is moderate; it stays secondary beside tighter signatures.

    Concrete friction: this aspect creates tension between thought, doubt, rigidity, and the demand for precision.



James Clerk Maxwell has Venus in Leo

How to read this placement

Venus in Leo remains a reliable combination even without a birth time. Venus describes desire, taste, relationship, and attraction, with Leo style: presence, pride, creation, and the wish to be seen.

More about this placement

Concretely, the person expresses desire, taste, attraction, pleasure, and love style through the Leo style (presence, pride, creation, and the wish to be seen). Exact aspects and repeated patterns indicate whether this theme becomes central.

Aspect connected to this placement: Venus trine Lilith (orb 2.9°). Aspect effect: lets Lilith's ideal source elevate Venus: beauty, attraction, taste, and desire can feel magnetic, pure, or iconic.

With Venus in Leo, affection wants warmth, visibility, generosity, and a little radiance. The person often loves through attention, praise, loyalty, play, performance, gifts, and the feeling that the relationship is special rather than ordinary. Taste can be theatrical, sunny, luxurious, or personally branded. This placement often has a strong romantic pride. Under stress, it can demand admiration, dramatize disappointment, or take a lack of attention as proof that love is missing.


James Clerk Maxwell has Mars in Cancer

How to read this placement

Mars in Cancer remains a reliable combination even without a birth time. Mars describes action, courage, competition, and effort, with Cancer style: memory, protection, belonging, and family sensitivity.

More about this placement

Concretely, the person expresses action, anger, courage, competition, and effort through the Cancer style (memory, protection, belonging, and family sensitivity). Exact aspects and repeated patterns indicate whether this theme becomes central.

Aspect connected to this placement: Mars opposite Neptune (orb 1.1°). Aspect effect: sets direct action against image, ideal, vagueness, or collective expectation.

With Mars in Cancer, action is tied to protection, memory, family feeling, and emotional safety. The person may not attack openly at first, but will fight strongly for home, children, belonging, or anything felt as intimate. This Mars can be protective, tenacious, responsive, and good at acting from emotional intelligence. Under stress, anger can become indirect, defensive, moody, or attached to old wounds.

    Mars opposite Neptune (orb 1.1°) puts the two planets face to face, with visible back-and-forth or tension. The orb is very tight; this describes a stable character pattern more than a passing reaction.

    Here, Mars in Cancer brings action, courage, competition, and effort with Cancer style (memory, protection, belonging, and family sensitivity); Neptune in Capricorn brings imagination, image, popularity, collective moods, and inspiration with Capricorn style (structure, ambition, responsibility, and long construction).

    Concrete conflict: this aspect sets direct action against image, ideal, vagueness, or collective expectation.

    Same aspect, other side: the full reading is under the other planet, and it also applies to Mars.

    Open the full aspect reading under Venus



James Clerk Maxwell has Jupiter in Aquarius

How to read this placement

Jupiter in Aquarius remains a reliable combination even without a birth time. Jupiter describes personal fulfillment, confidence, encouragement, and broader horizons, with Aquarius style: independence, networks, distance, and collective change.

More about this placement

Concretely, the person expresses personal fulfillment, confidence, and opening of horizons through the Aquarius style (independence, networks, distance, and collective change). Exact aspects and repeated patterns indicate whether this theme becomes central.

With Jupiter in Aquarius, the person finds fulfillment through friendship, ideas, networks, technology, reform, and participation in a wider collective future. They often become more confident when they can think freely and connect with people through shared principles. This Jupiter can give intellectual generosity, social vision, tolerance, and talent for making space for difference. Under stress, it can become detached, ideological, contrarian, or more interested in humanity than in the person nearby.



Saturn
Saturn Discipline, limits, structure
Uranus
Uranus Freedom, rupture, invention
Neptune
Neptune Image, popularity, inspiration
Pluto
Pluto Crisis, power, regeneration
Lilith
Lilith Ideal, fascination, refusal

James Clerk Maxwell has Saturn in Leo

How to read this placement

Saturn in Leo remains a reliable combination even without a birth time. Saturn describes discipline, constraint, endurance, and mastery, with Leo style: presence, pride, creation, and the wish to be seen.

More about this placement

Concretely, the person expresses discipline, limits, duty, fear, and long construction through the Leo style (presence, pride, creation, and the wish to be seen). Exact aspects and repeated patterns indicate whether this theme becomes central.

With Saturn in Leo, discipline is applied to ego, creativity, pride, visibility, and the need to shine. The person may not feel free to perform, lead, or show joy until they have mastered their craft. This can give serious creative authority, patience with talent, and a strong sense of dignity. Under stress, it can bring fear of ridicule, blocked self-expression, hunger for recognition, or a habit of measuring play and pleasure by achievement.


James Clerk Maxwell has Uranus in Aquarius

How to read this placement

Uranus in Aquarius remains a reliable combination even without a birth time. Uranus describes disruption, independence, and change, with Aquarius style: independence, networks, distance, and collective change.

More about this placement

Concretely, the person expresses freedom, disruption, broken rhythms, and the need for independence through the Aquarius style (independence, networks, distance, and collective change). Exact aspects and repeated patterns indicate whether this theme becomes central.

With Uranus in Aquarius, independence expresses itself through groups, networks, technology, social ideals, and the future. The person may naturally think in systems and look for ways to free a collective, not only themselves. This placement can give inventive intelligence, social experimentation, and a strong instinct for what is coming next. Under stress, it can become detachment, ideological provocation, rebellion against intimacy, or loyalty to an idea over the people in front of them.


James Clerk Maxwell has Neptune in Capricorn

How to read this placement

Neptune in Capricorn remains a reliable combination even without a birth time. Neptune describes imagination, image, popularity, collective moods, and inspiration, with Capricorn style: structure, ambition, responsibility, and long construction.

More about this placement

Concretely, the person expresses imagination, image, popularity, and the ability to read collective currents through the Capricorn style (structure, ambition, responsibility, and long construction). Exact aspects and repeated patterns indicate whether this theme becomes central.

With Neptune in Capricorn, the dream function takes the color of authority, career, status, institutions, rules, and long-term ambition. The person may sense collective moods through the image of success, the myth of the leader, or the desire to give a dream a concrete structure. This placement can give strategic imagination, public mystique, and the ability to make institutions carry symbolic power. Under stress, it can idealize authority, blur ethical lines around ambition, or make achievement feel like salvation.


James Clerk Maxwell has Pluto in Aries

How to read this placement

Pluto in Aries remains a reliable combination even without a birth time. Pluto describes crisis, power, survival, and regeneration, with Aries style: initiative, speed, confrontation, and direct action.

More about this placement

Concretely, the person expresses crisis, power, sexuality, survival, and transformation through the Aries style (initiative, speed, confrontation, and direct action). Exact aspects and repeated patterns indicate whether this theme becomes central.

With Pluto in Aries, power concentrates around action, survival, conflict, courage, and the need to act on one's own will. The person may feel life as a confrontation that reveals strength, weakness, fear, and desire. This placement can give fierce regeneration, instinctive leadership, and the ability to restart after conflict or rupture. Under stress, it can become domination, impulsive destruction, obsession with winning, or a tendency to treat every disagreement as a fight for control.


James Clerk Maxwell has Lilith in Sagittarius

How to read this placement

Lilith in Sagittarius remains a reliable combination even without a birth time. Lilith describes pure ideal, absolute demand, fascination, and refusal of compromise, with Sagittarius style: expansion, travel, belief, and the search for meaning.

More about this placement

Concretely, the person expresses the pure ideal, absolute demand, desire, fascination, and what refuses to become ordinary through the Sagittarius style (expansion, travel, belief, and the search for meaning). Exact aspects and repeated patterns indicate whether this theme becomes central.

With Black Moon Lilith in Sagittarius, the non-negotiable point concerns truth, freedom, travel, belief, teaching, and the right to seek meaning directly. The person may refuse dogma, small horizons, moral hypocrisy, or any worldview that forbids experience. This placement can give wild honesty, philosophical fire, and the courage to leave a familiar world. Under stress, it can become brutal certainty, rebellion against all limits, escape, or preaching personal truth as if it applied to everyone.