Quite a few. Most estimates place the number of galaxies at around 100 billion. Most of those galaxies are little puffs of stars that are far smaller and less massive than our home galaxy, the Milky Way.
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Quite a few. Most estimates place the number of galaxies at around 100 billion. Most of those galaxies are little puffs of stars that are far smaller and less massive than our home galaxy, the Milky Way.