Welcome Time Cycles/Io Customers!

We have a free utility to convert your existing library of charts to the TimePassages format.

We are also developing an expanded Transit Report that will include progressions, and planetary interaspects and ingresses.

For more information, please contact us.


Our Premier Professional Astrology Software!

TimePassages Advanced Edition is perfect for beginners as well as professional astrologers, such as Rob Brezsny, Alan Oken, Antero Alli, Lyn Borsodi, and many others who use TimePassages to do their astrological work.

You get an interactive view of natal, transit, progressed and compatibility charts. The intuitive interface allows the software to grow with you as you gain astrological skill and knowledge.

The intuitive interface allows you to explore astrology while learning about your friends and loved ones, as well as yourself. You won't believe how easy astrology can be!

Mouse Over any chart feature to see a quick summary of that item. astrology software program mouse overFor example, when you roll over Jupiter, the status bar reads: Jupiter in Capricorn (2° Cap 03') in the Fifth House.

Point and Click on any chart feature to open the interpretations windowastrology software program point and click with detailed interpretive text for that feature. Our acclaimed interpretation text is the best in the business!

Free astrology iphone app

Advanced Edition

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Now $209
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Features Only Available in Advanced Edition

Astro Maps
Full color satellite maps with culminating rising and setting planet lines that show you where to look for opportunity. These maps have three levels of zoom and are quite stunning. Point and click interpretations are available with the Astro Maps Add-on.
Astro Maps Screen Shot

Display natal midpoints sorted by planet or degree order, using any standard modulus from 360 to 45. Midpoint tree display is included.

Fixed Stars
A textual report on the fixed stars with aspects to natal planets - not interpreted.

Hermetic Lots (Arabic Parts)
Over 35 lots are listed, along with their aspects to natal planets - not interpreted.

Sidereal Charts
Sidereal planet positions in a square format chart.
Sidereal Charts Screen Shot

Solar & Lunar Return Charts
Calculates the chart for the moment when the Sun or Moon returns to its natal position in any year or month for your current location. Solar Return interpretations are available with the Solar Return Add-on.

Other Planetary Returns
Calculates the chart for the moment when other planets, including Chiron, return to their natal position for your current location.

Comparison Bi-wheel & Composite Charts
Compare two individuals' charts, either as a Comparison Bi-wheel, with one chart surrounding the other or as a Composite chart of the two individual's put together and read as one chart. The interpretations are available with the Relationship Insights Add-on.
Comparison Bi-wheel & Composite Charts Screen Shot

Graphical Ephemeris
Displays graphical ephemeris for 6 months, 1 year, or 2 years showing the shifting transiting planets in relation to your natal planet positions.

Astro Clock
Displays an animated now chart showing the current real positions of the planets in the sky. Watch the heavenly dance in real time, right before your eyes!

Harmonic Charts
Variations including the popular 5th, 7th and 9th harmonics and more.

You Also Get All These Features

Natal and Transit Bi-wheel Charts
Calculate and display natal charts and transit bi-wheel charts with interactive interpretations — mouse click gives you interpretations for an individual planet or aspect, or for the entire chart as a whole.
Natal and Transit Bi-wheel Charts Screen Shot

Point & Click Interpretations
Point and click on any chart feature to get transformatively oriented descriptions. Control-click gives even more astrological information for that feature.

Graphical Transit Timeline
Track the eb and flow of transits over time with this graphical layout of curves representing each planets aspects for periods of 3, 6 or 12 months.
Graphical Transit Timeline Screen Shot

20+ Astrologically Significant Points
Includes the Sun, Moon, the eight standard planets, the Lunar Nodes, Part of Fortune, and Chiron, a very significant planetary influence for our times. Optionally display the major asteroids Ceres, Pallas, Juno, and Vesta, major Centaurs such as Pholus and Nessus, Black Moon Lilith, Eris, Haumea, Makemake, and Sedna with general interpretations for house placement.

European Chart Wheel
Chart style with equally spaced signs and proportional houses.
European Chart Wheel Screen Shot

Transits to House Rulers With Interpretations
When an outer planet transits a natal planet in your chart the effects are two-fold; not only is the natal planetary archetype affected by the transiting outer planet, but also the house(s) it rules. TimePassages is the only astrology software providing these interpretations.

Planetary Patterns
Recognizes and interprets all classic Rudhyar-style chart patterns such as Bowl, Funnel, Seesaw, etc.

Rulership & Exaltations
Reveals the planetary ruler associated with each natal house.

Built-in ACS Atlas
Automatically enters your latitude, longitude, time zone, and daylight time information for accurate chart calculation. Just enter the city, state, and country and it's looked up in a database with over 250,000 cities worldwide.

Multiple House Calculation Methods
Includes Koch, Placidus, Equal House, Campanus, and Porphyry. Whole sign houses new with version 5.

Electronic User's Manual
Includes an in-depth introduction to astrology, detailed instructions on all software features, and quick references for astrology terms and systems.

MDI Interface
TimePassages allows you to display multiple chart windows concurrently and to go back and forth between calculated charts quickly for easy reference and comparison.

Chart Workspace Files
Each chart file is saved and restored with the most recently used charts.

Customizable Chart Display
Display charts just the way you like them with display options such as fonts, background color, rimmed sign labels, day-month-year date format, aspect options, aspect orbs and more.

Aspect Grid
Graphic layout of aspects includes all major and minor aspects plus the parallels and contra-parallels, all with Point & Click Interpretations.
Aspect Grid Screen Shot

Adjustable Aspect Orbs
Set aspect orbs for Natal, Transit, and Comparison to display only aspects with indicated aspect strength.

Aspect Date Ranges
Transit interpretations optionally include the date range the transit is in effect and the time of exact aspect.

Print Color Chart Graphics

Print Color Chart Graphics Screen Shot

Report Generator
Compile complete reports with a click of the mouse, including planetary patterns and important features of the chart. Including Full Natal, Current Transits, Current Progressions, and Transit Survey Reports.
Report Generator Screen Shot

Transit Survey Reports
Survey transits for 3, 6, or 12 month periods, sorted by begin range, date of exact, or transiting planet, either including paragraphs of interpretation or as a hit list of important transits.

Calculate and display Secondary and Solar Arc progressions with interactive interpretations.

Time-lapse Animation
Animate transits and progressions to see the chart evolve over time.

Tri-wheel Charts
Display natal, transit, and progressed planets all on one wheel. Configurable to display any saved charts. Fully interactive with Point & Click Interpretations for all three levels.
Tri-wheel Charts Screen Shot

Eris Interpretations
Detailed interpretations for the new planet Eris taken from Henry Seltzer's new book, The Tenth Planet.

Natal Chart Rectification
Adjust the chart forward or backward by minutes, hours or days. Very handy when experimenting with different birth times.

Why you'll love TimePassages

Easy to Use
TimePassages is the most user-friendly astrology software available.

Accurate Birth Charts
Simply enter your date, time, and location of birth and TimePassages instantly creates a chart for you.

Point-and-Click Interpretations
Reading an astrology chart is as easy as visiting a website. Click on any chart feature to view in-depth interpretations by acclaimed astrologer Henry Seltzer.

Used by Professionals
TimePassages is perfect for beginners, as well as professional astrologers such as Rob Brezsny, Alan Oken, Antero Alli, Lyn Borsodi, and many others, who use the Advanced Edition to do their astrological work.

System Requirements

64-bit Windows 10 and above or
macOS version 10.14 and above
(For 32-bit Windows, use TimePassages 5.2)
256MB RAM (512MB recommended)
100MB hard disk space

"TimePassages has to be one of the best astrology programs available today. Its graphics are superb, its content accurate and excellently presented. I highly recommend TimePassages."

Alan Oken, Astrologer

"TimePassages astrology software is the one for you."

Susan Miller, Astrologer
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