Cinematic wide-angle view of a dying red supergiant star going supernova suspended in infinite obsidian void, explosive stellar core transformed into flowing liquid chrome mercury with iridescent oil-on-water rainbow oxidation spreading across frozen plasma explosion and expanding shockwave, razor-sharp stellar edges catching violent prismatic violet-blue rim light, suspended ionized gas particles and cosmic dust dancing in stellar death glow, deep cosmic void background with scattered ruby and amethyst metallic fragments, hyperrealistic 8k render, volumetric lighting carving luminous cosmic cathedral edges from darkness