Arp 220 - two collided spiral galaxies
NASA/ESA, <a href="https://en.wikipedia.org/wiki/User:Friendlystar" class="extiw" title="en:User:Friendlystar">Friendlystar</a>
30 June 2008 (original upload date)
Created with <a href="https://en.wikipedia.org/wiki/WikiSky" class="extiw" title="en:WikiSky">WikiSky</a>'s <a rel="nofollow" class="external text" href="http://server1.sky-map.org/snapshot?survey=ASTROPHOTO&amp;img_id=60139&amp;angle=0.04&amp;ra=15.5825&amp;de=23.50444&amp;x_shift=0&amp;y_shift=0&amp;width=1800&amp;height=1800&amp;projection=tan&amp;rotation=20&amp;reverse=0&amp;interpolation=bicubic&amp;jpeg_quality=.95">image cutout tool</a> from Hubble source data: <a rel="nofollow" class="external free" href="https://archive.stsci.edu/cgi-bin/mastpreview?mission=hst&amp;dataid=J9CV58010">https://archive.stsci.edu/cgi-bin/mastpreview?mission=hst&amp;dataid=J9CV58010</a>