HUBBLE ATLAS
Nighttime Sky View of Future Galaxy Merger: 4 Billion Years (Andromeda Galaxy , Galaxy Collisions , M 31 , Messier 31 , Milky Way) — image from the Hubble Space Telescope

Illustrations

Nighttime Sky View of Future Galaxy Merger: 4 Billion Years

May 6, 2014 · ESA/Hubble · Andromeda Galaxy , Galaxy Collisions , M 31 , Messier 31 , Milky Way

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After its first close pass, Andromeda is tidally stretched out. The Milky Way, too, becomes warped.