astro-magic
Free astrology calculators for charts, returns, and placements
Start with a free birth chart from your date, time, and place. Then dig into moon sign, saturn return dates, a lunar return chart, and the nodes—placements first, meaning after.
Start here
Three steps into the sky
Skip the overwhelm. Follow the path most people take when they want placements first, meaning after.
Map your birth chart
Date, time, and place become a free natal chart—the sky you start from.
Birth chart calculatorRead the inner weather
Find your moon sign, then the north and south nodes for comfort vs stretch.
Moon sign calculatorTime the big chapters
Saturn return dates and lunar return charts give weeks and years a calendar.
Saturn return calculator
Birth Chart Calculator
Start with a free birth chart. Give the calculator your date, time, and place, and you’ll get a natal chart—the sky at the moment you were born, with planets, houses, and aspects you can actually check.
A birth chart is broader than a sun-sign blurb. Accurate birth time keeps the rising sign and houses honest; when the time is fuzzy, planet signs can still help, but house emphasis is approximate. On the calculator page, the guide turns those placements into language for journaling—not promises about what will happen.
Once you have that natal chart, it becomes the base for everything else: your moon sign, saturn return dates, and the nodes.
Related: moon signsaturn returnlunar return
Moon Sign Calculator
Wondering what is my moon sign? Enter your birth details and the Moon Sign Calculator shows the sign (and degree) the Moon held at your birth.
Your moon sign speaks to comfort, mood, and what steadies you—the emotional layer under the sun, not a replacement for it. Without an exact birth time, the sign may still be clear while house context stays looser; we say so when that happens.
After you have your moon sign, open a full birth chart for houses and aspects, then try a lunar return chart when you want the Moon’s monthly cycle.
Saturn Return Calculator
A saturn return hits when Saturn comes back to the degree it held at your birth—about every twenty-nine years. This calculator finds your saturn return dates and builds the chart for that window.
Those dates matter if you’re in a stretch of hard choices: work, commitments, or a sense that the old structure won’t hold. Timing gives you something solid to write against instead of guessing by feel.
Read it next to your birth chart for natal context. If you want a closer lens on the same chapter, check a lunar return for the months around it.
How it works
Calculate, then interpret
Free tools. No account required to run a calculator. Exact birth time matters most for rising and houses—we say so when the result is approximate.
- 01
Enter birth data
Date, time, and place—enough for ephemeris math, not a sales form.
- 02
Inspect the placements
Signs, degrees, and return dates you can check. Chart first, story second.
- 03
Read the short guide
Each calculator page explains what the result means for journaling—not prediction.
Calculators hub
Explore every calculator category
There’s more on the astrology calculators hub—planets, asteroids, points, and numerology—each with a short guide for reading the result.
- Core calculatorsNatal charts, returns, moon sign, and the lunar nodes — the tools most people start with.
- PlanetsSee which sign Mercury, Uranus, or Pluto occupied at your birth and what that placement emphasizes.
- AsteroidsChiron and Vesta for healing themes and devotion patterns in the natal chart.
- PointsCalculated chart points with distinct formulas — Part of Fortune and the Vertex.
- NumerologySoul Urge and Maturity numbers from your name and birth date — separate from Life Path.
Questions
Astrology calculator FAQ
Straight answers about saturn return timing, natal charts, moon and rising signs, and what exact birth time actually changes.
When is my saturn return calculator — how do I use it?
Open the Saturn Return Calculator and enter your birth date (birth time helps for house context). It returns your saturn return dates—the windows when Saturn revisits its natal degree, about every twenty-nine years—so you can plan journaling around verified timing instead of guessing.
What happens during saturn return?
A saturn return is a timing chapter, not a single crisis day. People often notice pressure around commitments, work structure, and what no longer fits. The calculator shows the dates; reading those next to your birth chart keeps the meaning tied to your natal Saturn placement.
Why is birth chart important if planets keep moving anyways?
Your birth chart—also called a natal chart—is the sky snapshot at your birth. Planets keep moving for everyone, but returns, moon sign work, and monthly lunar return charts only make sense against that fixed reference. The free birth chart calculator builds that baseline from date, time, and place.
How to find my rising and moon sign?
Your moon sign needs birth date and place; exact birth time keeps the degree honest. Rising (ascendant) always needs an accurate birth time. Start with the Moon Sign Calculator for the Moon, then run a full birth chart so rising, houses, and aspects land in one natal map.
How to find south node in birth chart?
Use the South Node Calculator with your birth details to get the sign and degree. The south node always sits opposite the north node, so check both tools—or open a full birth chart—to keep comfort patterns and growth themes in the same reading.
Am I in my saturn return?
If your age is near ~29–30, ~58–60, or ~87–88, you may be in a saturn return window. The Saturn Return Calculator confirms whether you are inside the dates for your chart rather than estimating from age alone.
Do I need an exact birth time for these calculators?
Planet signs can often calculate without a precise time. Rising sign, houses, and some chart angles need an accurate birth time. When time is fuzzy, we stay honest about what is approximate so you do not over-read houses from a guess.
Pick a tool and start
Browse the full set, or go straight to your natal chart.