How would it possible to Andromeda collide with Milky way?

Asked Aug 15 '21 at 19:28

Active Aug 15 '21 at 19:46

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If galaxies are moving away from each other how is it possible to Andromeda collide with Milky Way?

asked Aug 15 '21 at 19:28

simpson

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Another good match is In km/h, what actually is the “speed” of Andromeda away from us: cosmologically? – David Hammen Aug 15 '21 at 19:52
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Prof Rob has some relevant info (including a diagram) here: https://physics.stackexchange.com/a/574385/123208 – PM 2Ring Aug 15 '21 at 19:58

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