Galaxies rotate once every billion years

in galaxy •  6 years ago 

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We all know all planets are rotated and few of them rotate in one day and few of them took 1 month and few of them took 1 year to complete his rotation and do you know all galaxies which size is regardless and then they complete there rotation it took billion years to complete the rotation

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Release the Kraken! You got a 3.45% upvote from @seakraken courtesy of @moneyfarmers!