NGC 4567 and NGC 4568 (nicknamed the Siamese Twins or the Butterfly Galaxies) are a set of spiral galaxies about 60 million light-years away in the constellation Virgo. These galaxies are in the process of colliding and merging with each other.
The other galaxy visible (towards North) is NGC 4564.
Galaxy pair detail (sampling = .7" / pixel), NGC 4567 is North:
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