what is galaxy explain
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A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems. A galaxy is held together by gravity. Our galaxy, the Milky Way, also has a supermassive black hole in the middle. ... This is the picture taken by the Hubble Space Telescope showing thousands of galaxies.
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a galaxy is the huge collection gas ,dust,and billion of stars and their solar system
a galaxy is heldtogetherby gravity our galaxy .
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