S-Curve Cosmic Dust Swirl in Opalescent Rainbow Sheen

Full prompt

A 3:4 portrait fine-art piece showcasing a graceful S-curve of swirling cosmic dust and plasma flowing harmoniously through the frame. The celestial stream displays an opalescent sheen, refracting subtle rainbow glints of lilac, mint green, pale rose, and champagne gold across billowy nebular crests. The S-curve winds intentionally from the lower right, through a luminous central eddy, and exits softly toward the upper left, providing balanced visual motion tailored to the broader portrait proportions. Distant galaxies and sharp star points glimmer like faint sequins through diaphanous gas sheets, accentuating volumetric thickness and soft atmospheric scattering. High-precision astronomical textures blend seamlessly with fluid digital painting techniques, keeping the entire undulating structure complete and elegantly contained.