HCG 90 (Hickson Compact Group 90)
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… Read More »HCG 90 (Hickson Compact Group 90)
Copeland’s Septet
Copeland’s Septet
Copeland’s Septet, also known as Hickson Compact Group 57 (HCG 57) and Arp 320, is a group of interacting galaxies located in the constellation Leo.
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