The spiraling white Sun (above)
It looks like a luminous core surrounded by a red/orange spiral, almost a whirlwind. Symbolically, it functions as a source, high consciousness, absolute focus. In your original reading you treat it as Sun (and that reading is consistent with the image). If we take it to a Jungian perspective, the sun usually operates as a symbol of the luminous center or totality; not “something that must be achieved”, but a mirror of what can also be born within.
The column of light (vertical axis)
It is the “hardest” symbol of the set: it literally unites heaven and earth. This column is a visual axis mundi, an alignment channel. In terms of human experience, it is the feeling of being “on axis”: when what you think, feel and do points in the same direction.
The upright human figure (live center)
She is not kneeling or begging: she is standing. That matters. The body appears as an active temple, not as a victim. The light does not “fall” on him: it seems to emerge and pass through him. This is one of those images that, without saying it, is telling you: connection is not a prize; It is an internal posture.
Arms open in the shape of a cross (horizontal lit)
A line of fire/light is seen running across the chest and outstretched arms. The cross, in addition to its religious cloak, is a universal symbol of intersection: up/down and right/left, spirit and matter, inner world and social world. It is a way of declaring: “I take my place.”
The Earth under the feet (root and incarnation)
The figure is on the planet, not floating in a vacuum. This reinforces the message that you already brought: it is not enlightenment by escape, it is enlightenment by incarnation. Spirituality (in this letter) is not tested by fleeing from the human, but by illuminating it from within.
The flash on the horizon (source fire / starting point)
At the base you can see a flash aligned with the vertical axis, as if the ignition were born from the Earth itself. If we read it symbolically, it is the letter's most practical reminder: the sacred does not take you out of the world; It makes you more responsible within the world.
The field of particles and embers (atmosphere)
The whole scene is full of luminous dust and visual heat. This gives the symbol an initiatory quality: it is not “a landscape”, it is a state. An environment where something is transfigured.