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Galaxy > MilkyWayGalaxy

• 　https://en.wikipedia.org/wiki/Milky_Way
• https://ja.wikipedia.org/wiki/銀河系

• 天の川銀河中心 MilkyWayGalaxyCenter

形成†

• Presumed Proto-Galactic Fragments in the Inner Milky Way
  • https://arxiv.org/abs/2403.13051
• Researchers identify two of the Milky Way's earliest building blocks
  • https://www.mpia.de/news/science/2024-05-shakti-shiva

• 120億〜130億年前に天の川銀河の祖先と合体した銀河の残骸を発見
  • https://astropics.bookbright.co.jp/researchers-identify-two-of-the-milky-ways-earliest-building-blocks

.†

• Photographer Spends 12 Years, 1250 Hours, Exposing Photo of Milky Way
  • https://petapixel.com/2021/03/16/photographer-spends-12-years-1250-hours-exposing-photo-of-milky-way/