Bundahishn Cosmology and 7 Ancestral Planets
In short
Bundahishn cosmology sets out seven primal creations and a dualistic universe. The Horospire 7-generation system reinterprets these ideas with Avestan planetary names mapped to maternal-line ancestors, using both bright (Selena) and shadow (Lilith) i...
Source. Technical text carries the placements, the chart references and the traditional interpretation, edited by Horospire; Regular text is Horospire's plain-language reading. The seven-generation mapping is a modern framework of Avestan astrology, adapted here by Horospire; the Zoroastrian material supplies the names and the ancestral idea, not the mapping. It is not an attested ancient genealogy method. Last updated Sep 15, 2026.
Bundahishn cosmology is a Zoroastrian creation text describing a dualistic world where Ahura Mazda and Ahriman shape reality and counter-reality. Horospire's Zoroastrian 7-generation system draws inspiration from this framework by mapping seven Avestan planetary names to seven generations of maternal ancestors, each with its own symbolic inheritance. Readers curious about ancestral astrology will learn how the Bundahishn's seven creations connect to Horospire's unique approach, why the planets are seen as counter-creations in the text, and how to trace both bright and shadow patterns through their maternal lineage.
Bundahishn Cosmology: Seven Creations and the Planets
The Bundahishn, a foundational Zoroastrian cosmological text, describes the universe as emerging from seven primal creations: sky, water, earth, plants, animals, humans, and fire. These are not just poetic categories but a structured vision of existence, each with its own spiritual and physical significance. Fire, for instance, is not only a physical force but a sacred presence at the heart of ritual and ethics.
In the original Bundahishn, the seven classical planets-Hvarenah, Mah, Tir, Anahid, Wahram, Ohrmazd, and Kaywan-are not beneficent guides. Instead, they are framed as the counter-creations of Ahriman, the adversary, set against the seven creations of Ohrmazd (Ahura Mazda). The planets embody disruption and temptation, not protection. This dualism is stark: every creative force is mirrored by a force of opposition.
Horospire's system is inspired by this cosmology but reimagines it for ancestral interpretation. The planets are mapped to seven maternal ancestors, each bearing a legacy of both light (Selena) and shadow (Lilith) inheritance. This approach honors the Bundahishn's core insight: every gift carries a risk, and every lineage transmits both strengths and challenges. For those curious how these patterns might appear in their own family line, the free Zoroastrian birth chart calculator offers a place to begin.
Seven Avestan Planets and the Maternal Ancestor Line
Horospire's system places each of the seven Avestan planets along your unbroken maternal line, forming a living map of inheritance. Hvarenah (Sun) represents your own core being, the self at the center of the chart. Moving outward, Mah (Moon) is your mother, holding the closest emotional and instinctual legacy. Tir (Mercury) marks your maternal grandmother, often linked with inherited intellect or communication quirks. Anahid (Venus) stands for your maternal great-grandmother, carrying values around love, beauty, and creative gifts. Wahram (Mars) refers to your great-great-grandmother, symbolizing courage and drive passed through generations. Ohrmazd (Jupiter) is the great-great-great-grandmother, representing wisdom or beliefs that shaped the family. Finally, Kaywan (Saturn) anchors the line with your seventh maternal ancestor, associated with endurance, boundaries, and ancestral karma.
The sign and position of each planet can reveal specific inheritances. For example, when Mah is in Cancer or Pisces, the maternal line often carries a legacy of deep emotional sensitivity or intuitive memory. Selena (White Moon) patterns signal blessings or strengths from a particular ancestor, while Lilith (Black Moon) highlights shadow inheritances, such as unresolved patterns or traumas, traceable to a generation in this chain.
For details on how these placements appear in your own chart, the free Zoroastrian birth chart calculator offers a starting point for exploring your maternal planetary line.
How This Differs from Vedic, Sidereal, and Western Astrology
Horospire's 7-generation approach is unique in its exclusive use of the Avestan planetary names-Hvarenah, Mah, Tir, Anahid, Wahram, Ohrmazd, and Kaywan-mapped strictly to the maternal line. In contrast, Vedic and Western astrology both trace ancestry and planetary influences through mixed-gender lines, blending maternal and paternal heritages in their charts and interpretations.
Unlike the familiar view of planets as wise guides or protective spirits, no Zoroastrian scripture, including the Bundahishn, assigns the planets a role as ancestral guardians or benefic forces. In classical Zoroastrian cosmology, the planets are more often seen as disruptive or ambiguous agents. Horospire's mapping of the seven Avestan planets to seven maternal ancestors is a modern interpretive structure, drawing inspiration from cosmological themes but not found in any ancient text.
This system also shifts the focus away from forecasting daily events, personality archetypes, or planetary transits. Instead, it highlights concrete patterns of ancestral inheritance-both bright (Selena) and shadow (Lilith) qualities-passed through the generations. For those new to this approach, the free Zoroastrian birth chart calculator offers a starting point, showing how each planet aligns with a specific maternal ancestor rather than a general psychological trait or fate. The result is a lineage-centric perspective, distinct from the predictive and archetypal focus of Vedic or Western systems.
Hypothetical Example: Tracing Bright and Shadow Inheritance
Suppose your 7-generation chart reveals Anahid (Venus) in Taurus for your maternal great-grandmother. In the Horospire system, this could highlight how her sense of beauty, appreciation for music, or practical creativity became a living thread in your family. Perhaps you notice that both your mother and grandmother were gifted artists, or you inherit a love for gardening or textiles. This is what Horospire calls a Selena pattern: a bright inheritance, where harmonies associated with Anahid flow positively down the maternal line.
But what if Lilith also appears in Taurus for that same great-grandmother? The chart might then suggest a shadow inheritance. Unresolved fears around self-expression, old family secrets about love or money, or a pattern of perfectionism could be traced to her. You might find that women in your line struggled with self-worth or with being seen. Instead of simply repeating the pattern, the chart helps you see where it first appeared, offering a starting point for reflection or healing.
The 7-generation diagram is not just a list of planets and ancestors: it is a map for understanding which maternal ancestor first carried a repeating trait, whether it shines out or hides in shadow. For more guidance on reading these patterns, see our how to read your birth chart.
Applying the 7-Generation Framework: Questions and Actions
The Horospire 7-generation system invites you to see your own story as part of a living, maternal lineage, mapped across seven Avestan planets. Begin with a journal prompt: Where do you notice both gifts and challenges repeating or echoing from your mother, grandmother, and further back in your maternal line? Maybe your mother (Mah) expresses creativity through music, or perhaps your grandmother (Tir) was known for sharp intuition or resilient communication.
If you can, ask a relative for stories about your mother's or grandmother's creative or emotional strengths. Sometimes a single anecdote-like how your great-grandmother (Anahid) handled conflict or expressed affection-illuminates patterns you have inherited, whether as bright (Selena) or shadow (Lilith) traits. This process is not about idealizing ancestors, but about noticing which qualities have persisted, shifted, or been resisted over generations.
To visualize your own placements, use the free Zoroastrian birth chart calculator. The chart will show where Hvarenah (yourself), Mah, Tir, Anahid, Wahram, Ohrmazd, and Kaywan fall in your family story. Acknowledge both the light and the shadow. Your chart is a living map, shaped by real women whose stories still echo in your daily life.
Frequently Asked Questions
What is the 7-generation Avestan planetary system described in this article?
The 7-generation Avestan planetary system is a modern framework used by Horospire to map seven planets (Hvarenah, Mah, Tir, Anahid, Wahram, Ohrmazd, and Kaywan) to seven generations of maternal ancestors, starting from yourself to your great-great-great-great-grandmother. This structure draws inspiration from Zoroastrian cosmology but is not a historical or religious tradition.
Do ancient Zoroastrian texts link the seven planets to maternal ancestors in this way?
No, there is no historical Zoroastrian text or tradition that links the seven planets to a chain of female ancestors. Horospire's 7-generation mapping is a modern interpretation inspired by cosmological concepts in sources like the Bundahishn, but it is not found in the Avesta or any Middle Persian writings.
How do I use the 7-generation system to build my own ancestral horoscope?
To use the 7-generation system, start with your Zoroastrian birth chart and identify the placement of Hvarenah (Sun) for yourself, Mah (Moon) for your mother, Tir (Mercury) for your maternal grandmother, and continue through Anahid (Venus), Wahram (Mars), Ohrmazd (Jupiter), and Kaywan (Saturn) for each earlier maternal ancestor. You can use Horospire's free calculator to get the planetary positions and apply the framework by tracing your maternal lineage through these seven generations.
When would someone use the 7-generation maternal planetary mapping instead of Western or Vedic astrology?
This system is most useful if you want to focus on maternal inheritance patterns or explore family traits through the lens of Zoroastrian-inspired symbolism. It offers a unique perspective for those interested in ancestry, especially if you have access to information about your maternal line or want to see how family themes might echo through generations.
What is free on Horospire, and what do I have to pay for?
Horospire offers a free Zoroastrian birth chart calculator, which lets you see your planetary positions using the Avestan names. For in-depth AI-powered ancestral readings, compatibility guides, or personalized analysis using the 7-generation system, you would need to use one of the paid services. The basic chart calculation is always free and available directly on the site.
Related Reading
To see this in your own chart, run the free birth chart calculator, or read how the seven-generation framework works in Zoroastrian astrology.