What is the gravitational fate predicted for the Milky Way and the Andromeda Galaxy?

Answer

They will merge to form a single, larger elliptical galaxy

In approximately 4.3 billion years, the Milky Way and Andromeda are set to collide and merge over billions of years to form a single, larger elliptical galaxy.

What is the gravitational fate predicted for the Milky Way and the Andromeda Galaxy?
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