Four billion years from now, the Andromeda galaxy will have a close encounter with the Milky Way. The two galaxies will commence a dance of disruption that will, over the course of another two billion years, lead to their complete union.
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NASA, ESA & THE HUBBLE HERITAGE TEAM (STSCI)
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*This News & Views article was published online on 22 August 2012.
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Tully, R. Collision course. Nature 488, 600–601 (2012). https://doi.org/10.1038/nature11482
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DOI: https://doi.org/10.1038/nature11482
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