Starry (6)
I believe the answer is:
astral
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">starry</span>' is the definition.<br/ ><span class="explanation-format__explanation">(astral means relating to stars)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for astral that I've seen before include "Resembling the stars - of the spirit world" , "Universal" , "Relating to stars" , "like a star" , "To do with stars on altars" .)