Star-gazers (11)
I believe the answer is:
astronomers
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">star-gazers</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know this)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for astronomers that I've seen before include "Moon-starers (anag)" , "Monster oars (anag.)" .)