Gravitationally bound system of billions of stars, such as the Milky Way

Let's find possible answers to "Gravitationally bound system of billions of stars, such as the Milky Way" crossword clue. First of all, we will look for a few extra hints for this entry: Gravitationally bound system of billions of stars, such as the Milky Way. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.