Milky Way flipped in collision with dwarf galaxy 10bn years ago, astronomers say
Durham University researchers find cataclysmic direct hit with Gaia Sausage sent Milky Way into its current position
Astronomers have found evidence that the Milky Way was flipped on its side following a direct hit from a wayward galaxy long before the solar system was born.
The cataclysmic collision took place about 10bn years ago when the Milky Way was struck head-on by an incoming dwarf galaxy known – for purely astronomical reasons – as the Gaia Sausage.
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