Nighttime Sky View of Future Galaxy Merger: 2 Billion Years

Nighttime Sky View of Future Galaxy Merger: 2 Billion Years
Nighttime Sky View of Future Galaxy Merger: 2 Billion Years The disk of the approaching Andromeda galaxy is noticeably larger. NASA, ESA, Z. Levay and R. van der Marel (STScI), T. Hallas, and A. Mellinger

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