Celestial Body Outside Our Solar System
This page is the CodyCross answer for the clue below from Underground Worlds, Group 2179, Puzzle 3 (Elephanta Island).
Question is: Celestial Body Outside Our Solar System
and the answer is: EXOPLANET
Word Meaning:
EXOPLANET — (astronomy, planetology) A planet which exists outside Earth's solar system.
Definitions from Wiktionary.