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Transit Chart
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Western tropical · free calculator

Free Transit Chart Calculator

Calculate transits to your birth chart for today or a date you choose. See your chart wheel, aspects, orbs, and short interpretations.

  • Free · No account required
  • Today or a chosen date
  • Unknown birth time supported
Birth details and transit date

Unknown time? We use noon as an estimate. Houses, Ascendant, Midheaven and Moon contacts are omitted; other natal positions are approximate.

Choose a suggestion to set the location and birth time zone. Type at least two letters.

Transit date

Today uses the current moment when you submit, not midnight.

We use your birth details to calculate this chart. We don’t keep a copy until you save a link on the result page. Saved links last 30 days; anyone with the link can view the chart and birth details. Privacy details

Example only

Example Transit Chart

Example transit birth chart. Calculate with your birth data to open your full result — aspects, orbs, houses, timing, and short interpretations. You can save a link if you want to share the chart or open it again later.

  1. Transit Saturn Natal Sun

    Square · Orb 0°42' · Applying

    Strong · Responsibility, pressure, identity, career direction and long-term decisions.

  2. Transit Jupiter Natal Venus

    Trine · Orb 1°18' · Separating

    Moderate · Ease in relationships, money, and creative openings that are already in motion.

  3. Transit Uranus Natal Moon

    Conjunction · Orb 0°56' · Applying

    Very Strong · Emotional pattern-breaks, sudden needs, and a restless private life.

Calculate your transit birth chart
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What is a transit chart?

A transit chart compares the current or selected positions of the planets with the positions in your natal chart at birth. It is the working map behind a transits astrology chart: not a second birth chart, and not a sky wheel on its own. You use it to see which planetary transits are in range on a given day.

Your natal chart stays fixed, while transiting planets continue moving through the zodiac. Natal Sun is a reference point. Transit Saturn is a moving body. The angular relationship between them is the transit aspect — conjunction, opposition, square, trine, or sextile. Tight orbs matter more than a long list of wide contacts.

An astrological transit chart is how astrologers time those contacts. Choose a date, overlay that sky on the birth chart, then read which natal planets and houses are activated. This calculator uses the Western tropical zodiac. It does not calculate Vedic or sidereal gochar charts.

Natal Sun        → fixed
Transit Saturn   → moving
Angular relationship
        ↓
Transit aspect

What your transit chart includes

Current planetary positions

Sun, Moon, Mercury, Venus, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto for the date you choose.

Transit-to-natal aspects

Contacts such as Transit Saturn square Natal Sun — the core of a personal transit chart.

Aspect orbs

How close each aspect is to exact, down to the minute. Example: Orb 0°42'.

Applying or separating

Whether the transit is still approaching exact or has already passed it.

House activations

Where the transiting planet falls in your natal houses, such as Transit Jupiter in your 10th house.

How your birth chart and transits work together

Your birth chart and transits are read together. The natal chart provides the fixed reference points, while current transiting planets show the timing of active themes. A transit birth chart is that comparison on one wheel.

Without the natal chart, current planetary transits are just the sky. Without transits, the birth chart has no clock. The personal transit chart is the two read as one figure. See transit chart vs natal chart for the side-by-side difference.

  1. 01

    Birth chart

    Where planets were when you were born

  2. 02

    Current transits

    Where planets are now, or on a date you choose

  3. result

    Personal transit chart

    The aspects, orbs, and houses between them

Current astrology transits

Full current transits page →

These are current planetary transits in the sky — planet to planet — not transits to your natal chart. Your current transit chart still needs your birth data.

Loading current sky data… You can use the calculator while this loads.

How to read your transit chart

Use this order on every chart. Tight, slow, hard aspects first; houses and applying/separating second.

  1. 01Look for tight orbsStart with aspects inside 1°. The closer to exact, the louder the transit.
  2. 02Prioritize slow-moving planetsSaturn, Uranus, Neptune, and Pluto time longer chapters than the Moon or Mercury.
  3. 03Check conjunctions, squares and oppositionsThese hard aspects usually describe pressure and events before trines and sextiles.
  4. 04See which natal planet is activatedThe natal planet is the part of life being asked to respond — Sun, Moon, ruler of the chart, and so on.
  5. 05Check the natal house involvedThe house shows where the transit lands: work, home, relationships, or the body of the chart.
  6. 06Note whether the aspect is applying or separatingApplying is still building. Separating has peaked and is fading.
Learn how to read astrology transits →

Major astrology transit aspects

Transit aspects guide →

Conjunction

0°

Sextile

60°

Square

90°

Trine

120°

Opposition

180°

Free transit chart with interpretation

Every calculated chart includes a short reading for the strongest transits to your natal planets: the theme, the strength, and whether the aspect is applying or separating.

Example · Saturn square Sun

Theme

Responsibility, pressure, identity, career direction and long-term decisions.

Strength: High

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