Milky Way consumed dwarf galaxy 11.8 billion years ago, new research shows

Astronomers have discovered evidence that the Milky Way galaxy consumed a smaller dwarf galaxy approximately 11.8 billion years ago. This event, occurring when the universe was very young, is the earliest known galactic merger for the Milky Way. The research, utilizing data from the Hubble and Gaia telescopes, suggests this merger significantly contributed to the Milky Way's growth by providing stars and gas, influencing future star formation. AI

RANK_REASON The cluster reports on findings from a scientific paper detailing a past astronomical event. [lever_c_demoted from research: ic=1 ai=0.1]

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• Davide Massari
• Gaia telescopes
• Hubble Space Telescope
• Italian National Institute for Astrophysics
• Low-energy-Kraken-Heracles
• Milky Way
• Nature Astronomy

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