| Arp 146 | |
| Constellation Name: | Cetus |
| Z: | 0.075440 |
| Dist Ly: | 1.05 Gly |
| Type: | RING |
| Names: | PGC 509 and PGC 510, Arp 146, VV 790 |
Arp 146 (known as PGC 509 and PGC 510) are a pair of interacting galaxies located 1.05 billion light-years away from Earth in the Cetus constellation.[1] [2] [3] According to a study, one galaxy appears to have passed through another, leaving behind a ring formed from the bridge material and remnants of the nucleus.[4] Under the Atlas of Peculiar Galaxies created by Halton Arp, they are categorized under galaxies that have associated rings.[5]