Adventures in Astrology

Chart Lab

Study a chart one piece at a time. Pick a lens, tap any planet on the wheel, and get a plain-English read that deepens with your level. Powered by Swiss Ephemeris.

Choose a chart to study
Use 12:00 if the time is unknown (houses & angles will be approximate).
Pick a match, or open manual location below.
Manual location
Reading level
Study lens — focus on one layer at a time
Choose a chart above to draw the wheel.
Your study notes will appear here once a chart is cast.
Western Astrology Chart Study Hub

Western Astrology Chart Study Hub

Study LevelIntro
House SystemPlacidus
Library Items0
Saved Notes0

Study Path

Reading Method

Chart Lab

Chart Study Output

Placement Table

Point Sign House Aspect or Note Study Tag

House System Settings

System Lens

House System Library

Placement Builder

Placement Interpretation

Aspect Lab

Aspect Reading

Astrology Library

Practice Note

Saved Study Notes

Embed Block
Enter a valid embed URL or code.
Ephemeris-grade · Astronomy Engine (VSOP87)

Advanced Chart Calculator

Enter a birth city — we'll handle coordinates, timezone, and historical DST automatically. Calculations run entirely in your browser with arcminute accuracy.

Don't know? Try 12:00 (noon chart)

Fill in the fields above and click Calculate Chart.

Astronomy Engine · Arcminute accuracy · Open-Meteo geocoding · Calculations run entirely in your browser

Explore your free birth chart with the birth chart calculator .

Explore your free birth chart with the birth chart calculator .

Explore your free birth chart with the birth chart calculator.