若き天の川銀河が別の銀河と合体していた新たな証拠を発見 鍵は銀河中心付近の球状星団
イメージ ボローニャ天体物理学・宇宙科学天文台のDavide Massari氏を筆頭とする研究チームは、天の川銀河が誕生してからそれほど時間が経っていない時期に、非常に大きな矮小銀河と合体していたことを示す新たな証拠を発見したとす…
出典：sorae
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