Phát hiện những nhánh bị mất tích của Dải Ngân hà
Cuộc nghiên cứu các ngôi sao khổng lồ đã xác nhận Dải Ngân hà có đến 4 "cánh tay" xoắn ốc, chấm dứt tranh cãi lâu nay vốn cho rằng thiên hà chúng ta chỉ có 2 nhánh.
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