The Milky Way is on a collision course — and it's not

The Milky Way is on a collision course — and it's not the first time

The Milky Way is on a collision course — and it's not the first time
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Italy , Netherlands , Eloisa Poggio , Gaia Enceladus , Kapteyn Astronomical Institute , European Space Agency Gaia , Milky Way Galaxy , Milky Way , Andromeda Galaxy , Triangulum Galaxy , Large Magellanic Cloud , European Space Agency , Astrophysical Observatory , Vasily Belokurov , Sagittarius Galaxy ,