Sun in Leo
The Sun in the sign Leo is an own-sign placement: will through dignity, creative self-expression, and direct reliance on oneself. Leo is the fifth sign of the zodiac, fiery, fixed, ruled by the Sun itself.
The Sun in Leo is at home. Here the will is built so that it's natural for the person to be at the center — and to carry the responsibility that comes with it.
What this placement means
Leo under the rulership of the Sun gives two effects. The first is inner dignity: a person leans on their own self-sense, not on outside opinion. The second is creative strength: here the will shows up as a capacity to create and lead by personal example.
The Sun in Leo flourishes only when it can stay true to itself. An environment that ignores its dignity and authority dims its inner light.
The Sun crosses a sign in about a month, and this is when the yearly highlight of the same channel of will falls: over that month, what's set by the placement in the chart is lived through. Lasting influences come through the slow planets' transits over this sign — Saturn crosses a sign in about 2.5 years, Jupiter in about a year — and through the mahadasha of the Sun itself. A transit of Rahu over the sign lasts about a year and a half and sets a separate layer of restructuring. The houses the Sun falls into in a chart, and the planets it's linked to by aspect, specify which spheres of life sharpen during these periods.
How it manifests
In character — through directness. A person with the Sun in Leo isn't inclined to trickery: their will rests on clarity of intent.
In behavior — through generosity. Here the will shows up as a readiness to invest in others and in a shared cause.
In self-assertion — through image and creativity. The Sun in Leo proves itself by what's created and shown to the world.
What to watch
The strength is the ability to lead through dignity. Where someone who holds the standard is needed, the Sun in Leo works naturally.
The weak point is pride: steadiness through self-respect turns into vulnerability wherever honor is touched.