AMIGA Maps Andromeda Circumgalactic Halo
Project AMIGA uses background quasars to map ionized gas around M31 in greater detail, showing a layered halo extending far beyond the visible stellar disk.
Permanent historical records · Updated 2026-11-03
2020 in International
Explore 1 historical events and records for International in 2020.
Historical records for International in 2020
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Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.