A colossal ancient celestial ship sailing through an endless cosmic nebula, massive hull built from dark enchanted wood with glowing runes carved along massive golden sails billowing in stellar winds, towering crystal masts piercing through swirling purple and indigo nebula clouds, tiny cloaked navigators on deck using ancient astrolabes, warm golden lantern light from ship windows casting amber reflections on cosmic dust, cool deep purple and midnight blue color palette with warm amber and soft cyan nebula highlights, adventurous ancient voyage mood, dramatic side composition with nebula stars receding into infinite cosmic distance, epic cinematic Lord of the Rings scale, hyper-detailed matte painting, 8K fantasy art