Generate an image  of an eth ereal view of  the night sky , featuring a  vibrant, star -studded  celestial expanse  with a subtle , shimmering  aurora bore alis effect , set against  a deep,  midnight blue  background with  hints of purple  and silver undert ones, incorporating  delicate,  feathery  clouds and a  few wispy , glowing contr ails,  all rendered  in a dream y, soft -focus style with  an emphasis on  capturing the mystical  and enchanting  essence of the  nocturnal atmosphere .