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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Celestial structure.:

NEBULAE: Huge, celestial structures.
NEBULAR: Of gaseous celestial structures.
NEBULAS: Celestial structures in gaseous state.
NEBULA: Celestial structure.
SPIRALNEBULA: Celestial structure.
SATURNNEBULA: Celestial structure in Aquarius.