Major Ancient Merger Proposed for Andromeda
A merger-history study proposes that M31 experienced a dominant collision with a large galaxy about two billion years ago and links the event to its stellar halo and M32.
Major Ancient Merger Proposed for Andromeda
United States · Science / Astronomy. Chronological records from PostgreSQL.
Major Ancient Merger Proposed for Andromeda — page 1 of 1
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Provenance and editorial notes
This factsheet contains records exported from PostgreSQL public.historical_events. Duplicate display records have been collapsed. Stored wording is otherwise presented without historical claims added by the generator. For academic citation, verify records against appropriate primary or specialist sources.