our universe is expanding then why amdromeda is coming closer to the milky way
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Wherever it was denser, it had more gravity. Gravity that was pulling it together. If the density was high enough, gravity was sufficient to overcome the expansion: those bits of matter stopped flying apart and instead, ended up in gravitationally bound structures.
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it an meteor and they Rome all around the world so that's why but we don't know this clearly as scientist are finding it out
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