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Sun · house 3 · cadent
Sun in the third house
The Sun in the third house shines through the near world: siblings, neighbours, short journeys, the daily traffic of words. Identity is built in conversation and in learning, and vitality rises when there is something new to find out and someone to tell it to. Such people are often known locally before they are known widely, and a brother or sister can be formative in either direction. Curiosity is the engine. The task set here is to let the many interests accumulate into a body of knowledge rather than a habit of chatter.
What the third house covers
Siblings, neighbours, short journeys, letters and the ordinary traffic of the mind. The full third house →
Which sign holds it
Under whole-sign houses the rising sign settles every other house at once. If you know your Ascendant, this is the sign your third house holds and the planet that rules it.
| Aries rising | Gemini · ruled by Mercury |
|---|---|
| Taurus rising | Cancer · ruled by Moon |
| Gemini rising | Leo · ruled by Sun |
| Cancer rising | Virgo · ruled by Mercury |
| Leo rising | Libra · ruled by Venus |
| Virgo rising | Scorpio · ruled by Mars |
| Libra rising | Sagittarius · ruled by Jupiter |
| Scorpio rising | Capricorn · ruled by Saturn |
| Sagittarius rising | Aquarius · ruled by Saturn |
| Capricorn rising | Pisces · ruled by Jupiter |
| Aquarius rising | Aries · ruled by Mars |
| Pisces rising | Taurus · ruled by Venus |
Quadrant systems such as Placidus cut the houses by the angles instead, so a planet near a cusp can land in a different house from the whole-sign answer. The chart page shows both.
Reading it in context
A keynote is a starting point, not a verdict. What Sun actually does in your third house depends on its sign, its aspects, its dignity, and whether it is in sect. Two people with the same placement and different charts around it live it differently.