Envision a grand palace with ethereal architecture, soaring towers enveloped in vibrant hues of purple and blue, resembling a celestial nebula. The structure sparkles with stardust, reflecting the brilliance of distant stars. Wisps of cosmic clouds drift around intricate spires, while gardens bloom with bioluminescent flowers. A shimmering waterfall flows through the palace grounds, creating a mesmerizing interplay of light and color, inviting all to explore its otherworldly beauty.