Ascendant Guide
What is the ascendant and why does it depend on your exact birth time and place? Learn its role in the chart, its link to the 1st house and how to read it.
Astrology guides
Explore rising signs, Moon signs, planetary placements and the twelve houses. Understand your birth chart, calculation settings and uncertainties.
Vedic Birth Chart CalculatorFree Vedic birth chart (kundli) with Lahiri ayanamsa: lagna, Moon sign and nakshatra, D1 and D9 Navamsa, Vimshottari dasha, Manglik and Sade Sati checks.
Moon Sign Guide
Your Moon sign describes emotional needs, habits and inner reactions. Learn how it differs from your Sun sign, how it is calculated and how to read it.
Planetary Placements Guide
What do the Sun, Moon, Mercury, Venus, Mars and outer planets mean in a birth chart? Learn to read each planet by sign, house and retrograde motion.
Astrological Houses Guide
The 12 houses of a birth chart describe relationships, career, family, money and growth. Learn what each house means and how Placidus cusps are set.
How We Calculate Birth Charts: Method and Limitations
Understand the Swiss Ephemeris calculations, Placidus houses, birthplace lookup and historical time zones behind our birth chart calculator and its limits.
How to Read a Marriage Chart: 7th House, Venus and Timing
How to read marriage in a birth chart: the 7th house and its ruler, Venus, the Lot of Marriage, Jupiter transits and profections, plus our free calculator.
What Does Retrograde Mean? Mercury & Planet Retrograde Guide
What does retrograde mean in astrology? Why planets go retrograde, the shadow period, Mercury and Venus retrograde, and which planets are retrograde now.