Sky lights? (4)
'sky lights?' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for ufos that I've seen before include "Potential alien craft" , "Mysterious objects in sky" , "Unauthorised traffic from outer space?" , "Supposed spaceships" , "Mysterious things" .)
'sky lights?' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for stars that I've seen before include "Celestial bodies of hot gases" , "Celebs - constellation" , "Horoscope (colloq.)" , "Heavenly bodies" , "Leading performers (with stripes?)" .)