Hickson Compact Group 90 (HCG 90) is a compact group of galaxies located in the constellation Piscis Austrinus (the Southern Fish). The group consists of four galaxies: NGC 7172, NGC 7173, NGC 7174, and NGC 7176. It is also known as the NGC 7176 Group. It lies approximately 100 million light years away and occupies… Read More »HCG 90 (Hickson Compact Group 90)
