empyrean

(noun) the apparent surface of the imaginary sphere on which celestial bodies appear to be projected. Synonyms: celestial sphere, sphere, firmament, heavens, vault of heaven, welkin.

(adj) of or relating to the sky or heavens. Synonyms: empyreal. Example: "The empyrean sphere."

(adj) inspiring awe. Synonyms: empyreal, sublime. Examples: "Well-meaning ineptitude that rises to empyreal absurdity"- m.s.dworkin." "Empyrean aplomb"- hamilton basso." "The sublime beauty of the night."