Your chart
Start with the chart.
Stelliums uses one versioned natal chart across Today, journal context, reports, community chart sharing, and readings you explicitly choose to share.
Built for Hellenistic astrology
Whole Sign Houses
The default house framework, while preserving exact angles.
Sect
Day/night chart and sect relationships are first-class data.
Planetary condition
Rulership, solar condition, speed, motion, and other source-governed traditional conditions.
Lots
Fortune and Spirit first, with explicit day/night formulas and regression tests.