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A comment on All disk galaxies rotate once every billion years: study. Parent comment

Re:All disk galaxies rotate once every billion years: study by wuliwong on Wednesday March 14, 2018 @03:14PM (#16587466)
Maybe their projections? Like all their axis of rotation are parallel?
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Re:All disk galaxies rotate once every billion years: study by zaarn on Thursday March 15, 2018 @03:32AM (#16591009)
We see some galaxies from top-down so their axis of rotation cannot be parallel to any galaxy we see side-on (like the milky way)
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