Explore Zodisphere
Every live-sky page, calculator, 3D view, and guide on Zodisphere — in one place. Pick where you want to start.
Live sky right now
What the real sky is doing today, computed from Swiss-grade ephemeris positions — not a generic horoscope.
- Today’s Transits — where every planet is right now, and which aspects are forming.
- Is Mercury Retrograde? — the live answer, the current and next windows, and what retrograde actually is.
- Moon Today — the Moon’s current phase and sign, plus its void-of-course window.
- What’s Retrograde Now — every planet currently retrograde, with each station.
Explore your chart in 3D
Zodisphere is a real-time 3D solar system, so your chart is a place you can stand inside.
- 3D Birth Chart — your natal chart rendered as a real solar system you can rotate, zoom, and play through time.
- Transit Tracker — a personal calendar of upcoming transits to your own chart.
Calculators
Exact dates and placements, worked from real ephemeris positions. See all calculators →
- Saturn Return — your exact Saturn-return dates, including every retrograde pass.
- Solar Return — your birthday chart for the year ahead.
- Astrocartography — how your planetary lines fall across the world map.
Mercury retrograde, year by year
- Mercury Retrograde 2026 — all three 2026 windows, with exact dates and signs.
- Mercury Retrograde 2027 — the 2027 windows, and how each one shifts across a cusp.
Learn & reference
- Glossary — academically-sourced definitions across the Western astrological lineage.
- All calculators — the full set of chart and timing tools.
- Our sources — the books and authors every claim traces back to.