A hyperrealistic portrait of an ancient spider weaver guardian perched on a cosmic web stretching across nebulae, its segmented exoskeleton transforming from obsidian black into cascading rivers of liquid starlight flowing with glowing silver and violet cosmic dust, eight luminous eyes blazing as twin ancient supernovas and twin black holes emitting creation and destruction beams, delicate leg joints morphing into spiral galaxy arms in deep cosmic purple and teal, classical composition from above with dramatic downward angle, intense moonlight from behind creating luminous silver rim glow on stellar silhouette, wise mystical mood, deep cosmic indigo and obsidian black color palette with golden supernova beams and violet nebula wisps, masterpiece quality, 8k resolution