Sam Altman's birth chart.
Taurus Sun / Moon shifts Taurus to Gemini / birth time not public
OpenAI CEO and central figure in the AI boom, 1985-present. Born 22 April 1985 in Chicago, Illinois. Public birth time is not available; this archive uses a noon chart for sign placement and withholds houses, angles, Moon, and Rising claims.
By Astral Meridian · Updated
Sun
Taurus
Sun sign is stable without a birth time.
Moon
Varies by time
Moon changed signs that day, so it stays unread.
Rising
Withheld
Requires a public birth time.
Placement index
- SunTaurus
- MoonVaries by birth time
- MercuryAries
- VenusretrogradeAries
- MarsTaurus
- JupiterAquarius
- SaturnretrogradeScorpio
- UranusretrogradeSagittarius
- NeptuneretrogradeCapricorn
- PlutoretrogradeScorpio
Reading notes
The chart reads as appetite for durable systems, paired with fast first moves and public argument.
A Taurus Sun is interested in what lasts. In a technology context, that can look less like speed for its own sake and more like ownership, infrastructure, capital, and the patient accumulation of leverage. The question is not only what can be built, but what can be made hard to dislodge.
Mercury and Venus in Aries make the surface quicker than the Sun. The speech can move by proposal, challenge, and first-principles assertion. It is a combination that can sound calm while still pushing at the front edge of a room.
The Moon changes signs on this birth date, so the archive does not choose between Taurus and Gemini without a verified time. That restraint matters for a figure whose public story already attracts projection: the reading can describe the visible chart without pretending to know the private interior.
This public chart example uses the listed birth details and symbolic astrology interpretation. Where a birth time is missing or reported, time-dependent placements are limited and should be read with that provenance in mind.
- Biography and birth data — Public biography and reported birth details; not a source for chart interpretation.
What this chart can teach
A missing public birth time leaves Rising, houses, and angles out. Planet positions use a noon placeholder; the Moon is left unresolved when it changes signs during the date. The public biography supports the listed birth details, not a psychological conclusion about the person.
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