Moon of Saturn (6)
(Other definitions for iapetus that I've seen before include "One circling Saturn" , "moon" , "satellite" .)
'moon of saturn' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for rhea that I've seen before include "Titaness" , "Moon" , "Big bird" , "South American flightless bird - mother of Zeus" , "nonflyer" .)
'moon of saturn' is the definition.
(Titan is a moon of Saturn)
This is the entire clue.
(Other definitions for titan that I've seen before include "Jupiter's largest satellite" , "colossal one" , "Jolly large figure" , "one of great importance" , "enormous thing" .)
'moon of saturn' is the definition.
(I've seen this in another clue)
This is all the clue.