Crossword solverSynonyms for astronomy11 crossword answers for “astronomy” (9), sorted by letter count.How many letters?All1171911021211321411511711817 letters 1physics9 letters 1uranology10 letters 2astrometryselenology12 letters 1astrophysics13 letters 2astrodynamicsastrophysical14 letters 1radio astronomy(5,9)15 letters 1physical science(8,7)17 letters 1natural philosophy(7,10)18 letters 1celestial mechanics(9,9)