Hubble image of Arp 321, also known as Hickson 40.
This group of galaxies include three spiral galaxies, an elliptical galaxy, and a lenticular (lens-like) galaxy. The group is so compact it could fit within a region of space that is less than twice the diameter of our Milky Way's disk.
Credit: NASA, ESA, STScI, A. Pagan
Source: https://hubblesite.org/contents/media/images/2022/012/01FYSACDTCSR43GVXBWTHDFHCT?news=true