Crossword clues for the word: APOLLOSOYUZ The word APOLLOSOYUZ has appeared as an answer to at least 3 crossword clues on different crossword puzzles. Crossword clues for APOLLOSOYUZ Showing 1 to 3 of 3 results Clue(s) 1970s joint U.S.-Soviet space flight 1970s joint U.S./Soviet space project First joint flight of the U.S. and Soviet space programs