Heavenly sphere (3)
I believe the answer is:
orb
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">heavenly sphere</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for orb that I've seen before include "Poetically eye" , "Royal sphere (paired with 13 across)" , "Ornamental globe" , "The World" , "Sphere - eye" .)