PROMPT:
Create a breathtakingly realistic galactic nebula with a mesmerizing, swirling vortex of iridescent blues, emerald greens, and radiant yellows, set against a deep, mysterious blackness, as if illuminated by an otherworldly light source, with delicate, feathery tendrils of gas and dust stretching outward from the core, evoking a sense of cosmic wonder and awe.
