Galaxies are not static islands of stars — they are dynamic and ever-changing, constantly on the move through the darkness of the Universe. Sometimes, as seen in this spectacular Hubble image of Arp 256, galaxies can collide in a crash of cosmic proportions.
The release, images and videos are available on:
https://www.spacetelescope.org/news/heic1805/
Kind regards,
ESA/Hubble Information Centre The ESO Education and Public Outreach Department
8 March 2018
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