What are galaxies?Give detailed account of different types of galaxies.Answer the given question pointwise.
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There are three main types of galaxies: Elliptical, Spiral, and Irregular .











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A galaxy is a gravitationally bound system of stars, stellar remnants, interstellar gas, dust, and dark matter. The word galaxy is derived from the Greek galaxias, literally "milky", a reference











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A galaxy is a gravitationally bound system of stars, stellar remnants, interstellar gas, dust, and dark matter. The word galaxy is derived from the Greek galaxias, literally "milky", a reference
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