· Kalendom

Best day · Work

The best day to start a business, by your natal chart

Astrology can help you identify a lucky day to start a business, but only if it’s precise and personal—and that’s what Kalendom does best.

An almanac says: “Start a business on a new moon.”

That’s nonsense. The Moon’s phase is the same for everyone on Earth—your strongest founding days are a very specific combination of transits to your chart.

Your best days to start a business, scored from your own birth chart—with the exact transits behind every score.

  • Swiss Ephemeris precision
  • Placidus houses
  • Backtest past dates free

What our astrology engine watches for this

Starting a business is a launch with money on the line. Our astrology engine weighs transiting Sun, Jupiter and Mars against your 10th house of enterprise and Venus and Jupiter against your 2nd house of income—an opening Jupiter or Sun aspect brightens the score, while a heavy Saturn contact reads as a day to build groundwork rather than launch.

Key transiting planets

  • Sun
  • Saturn
  • Mercury
  • Mars
  • Venus
  • Jupiter

Houses that matter

  • 2nd house income & self-worth
  • 6th house daily work & routine
  • 8th house shared & invested resources
  • 10th house career & public standing
  • 11th house gains & networks
Sunwork

Example: a strong day for this might be driven by transiting Jupiter sextile your natal Sun—our astrology engine shows you exactly that, in plain language, for every day it scores.

Reflective insight from your chart, not financial advice—the decision is always yours.

A real day, scored across every area

A real day, scored

Actual output from the Kalendom engine for 28 July 2026—not a mock-up.

JUPMERSUNMERJUPASC+10
28 July
SATJUPSATNEPURAMERNEPASC

Day scores

Overall61
  • Love46
  • Money54
  • Work63
  • Energy54

Above 50 is good for the area, below 50 is tense.

The transits behind it

  • JUPMER

    Transiting Jupiter sextiles your natal Mercury (0.4° separating); moving through your 10th house, a work house.

    sextile · work · good

  • SUNMER

    Transiting Sun sextiles your natal Mercury (0.4° applying); moving through your 10th house, a work house.

    sextile · work · good

  • JUPASC

    Transiting Jupiter sextiles your natal Ascendant (0.5° applying); moving through your 10th house, a work house.

    sextile · work · good

Every transit behind a work score

The same reasoning the product shows you, in plain language.

Might support

vitality and what you are visibly known for; talking, writing, deals and the fine print; scope, generosity and where things widen.

From this day’s Sun, Mercury and Jupiter.

Handle carefully

structure, patience and what has to be earned; disruption and the sudden change of plan.

From this day’s Saturn and Uranus.

  • JUPMER

    Transiting Jupiter sextiles your natal Mercury (0.4° separating); moving through your 10th house, a work house.

    sextile · orb 0.4° · house 10 · work

  • SUNMER

    Transiting Sun sextiles your natal Mercury (0.4° applying); moving through your 10th house, a work house.

    sextile · orb 0.4° · house 10 · work

  • JUPASC

    Transiting Jupiter sextiles your natal Ascendant (0.5° applying); moving through your 10th house, a work house.

    sextile · orb 0.5° · house 10 · work

  • SATJUP

    Transiting Saturn squares your natal Jupiter (1.1° separating); touching your natal Jupiter in your 10th house, a work house.

    square · orb 1.1° · house 10 · work

+ 10 more good transits behind the “+10” in the column.

How they become your day scores

Each number is the astrology engine's weighted sum of those transits—graded by what each planet rules, how exact the angle is, and the day's overall strength.

The sky this month and next

  1. Sun meets Mars by sextile.

  2. Sun enters Libra.

  3. Sun meets Neptune by opposition.

  4. Sun meets Uranus by trine.

  5. Sun meets Saturn by opposition.

  6. Venus meets Mars by square.

  7. Sun meets Jupiter by sextile.

  8. Sun enters Scorpio.

These are general transits—the same dates for everyone. Precision needs the transits against your natal chart. Read them against my chart

This page describes the general pattern

Your chart is unique—use the free calculator to see your exact dates, and test past dates free to check the Kalendom engine against your own life before you trust it forward.

Best day to start a business—FAQ

Can astrology time a business launch?
It highlights the days your chart leans toward initiative and opportunity, which many founders use to set a launch date. The plan and the work are yours; the tool shows where the sky is with you.
How is this better than a sun-sign reading?
It reads your whole natal chart, so your best start dates differ from anyone else’s of the same sign. It is electional timing for you specifically, not a generic forecast.
Can I test a past launch date for free?
Yes. Backtesting is free, so you can score the day you started something before and see how it reads—proof before you pay for the days ahead.

The method

We read four hundred years of transit theory and programmed it into the Kalendom astrology engine.

Of everything astrology contains, one tradition exists to answer a single question: when. The Kalendom engine encodes that tradition whole—four centuries of transit doctrine, rule by rule, source by source—and turns it into something anyone can read: a 0–100 score for love, money, work and energy, every single day.

  • 1,460

    scores in your year ahead

    365 days × love, money, work, energy

  • 10 × 5 × 12

    planets, aspects, houses

    every combination pre-graded by the rulebook, nothing improvised

  • ~400 years

    of transit doctrine behind our algorithm

    from William Lilly’s tables to the modern transit literature—cited line by line

Your chart and any past date are free. Unlocking the year ahead is what shows you every work window before it arrives, not just this one.

See what unlocking costs →

Find your best day to start a business—free

Build your natal chart and score any past day, with the reason behind it. No sign-up. Or test a past date first.

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