... M81 in True Color . ... Credit Copyright: G. Bothun ( U. Oregon ), courtesy W. Keel ( U. Alabama ) Explanation: Here's is a spiral galaxy in true colors. Previously, M81 was shown in two colors only, but M81's real colors are just as dramatic. ... M81 is actually a dominant member of a group of galaxies which includes M82 and several other galaxies. Unlike our Local Group of galaxies, large galaxies in the M81 group are actually colliding. ... Galaxy Wars: M81 versus M82 . ...