Natal Chart
The map of the sky at the moment of birth. Made of Sun, Moon and planet positions, houses and aspects.
Sun Sign
The zodiac sign the Sun was in at your birth. The most familiar astrological marker.
Moon Sign
The sign the Moon was in at your birth. Represents emotional nature and inner world.
Ascendant (Rising Sign)
The sign rising on the eastern horizon at birth. Influences outward style, first impressions and physical presence.
House
One of the 12 sections of the chart. Each house represents a different area of life (1st = self, 7th = relationships, 10th = career).
Aspect
The angular relationship between two planets. Conjunction (0°), opposition (180°), square (90°), trine (120°), sextile (60°).
Retrograde
When a planet appears to move backward from Earth. A theme of turning inward, review and delay.
Transit
Current planetary positions interacting with the natal chart. Shows present-day influences.
Synastry
Comparative analysis of two natal charts. Reveals relationship dynamics.
Progression
Symbolic advancement of the natal chart through time. Shows inner growth and maturation.
Element
4 base energies: Fire (courage), Earth (practicality), Air (communication), Water (feeling).
Modality
3 modes of action: Cardinal (initiator), Fixed (sustainer), Mutable (adapter).
Conjunction
Two planets meeting at the same degree (0°). Energies merge and intensify.
Opposition
Two planets at 180°. A search for balance, polarity and awareness.
Square
Two planets at 90°. Tension and challenge, but also a growth motivator.
Trine
Two planets at 120°. Natural talent, flow and easy energy.
Solar Return
The Sun's yearly return to its natal position. The chart of your new year.
Saturn Return
Saturn's return to its natal position roughly every 29 years. A growth, maturation and responsibility crisis.
MC (Medium Coeli)
Highest point of the chart, the 10th house cusp. Career, public image and life direction.
IC (Imum Coeli)
Lowest point of the chart, the 4th house cusp. Roots, family, home and inner security.
North Node
Direction of soul growth. Lessons to learn in this life.
South Node
Past-life patterns. Innate gifts, but also a comfort zone.
Void of Course
Period when the Moon makes no aspect to any planet before changing signs. Not ideal for decisions.
Decan
Three 10-degree subdivisions of each sign. Three different 'flavors' of the same sign.
Chiron
A minor planet/asteroid. The 'wounded healer' archetype. Shows your deepest wound and healing potential.
Lilith (Black Moon)
The farthest point of the Moon's orbit. Shadow feminine energy, suppressed power and taboos.
Profection
Annual timing technique. Each year advances one house. Sets the theme of the year.
Ephemeris
Daily table of planetary positions. The base data source for astrological calculation.
Tropical Zodiac
The system used by Western astrology. Based on equinox points; seasonal.
Sidereal Zodiac
The system used by Vedic astrology. Based on the actual stellar positions. About 24° different from tropical.
About this tool
Frequently asked
Continue