High Quality Content by WIKIPEDIA articles! Galaxies other than the Milky Way are popular settings for creators of science fiction, particularly those working with broad-scale space opera settings. Among the most common settings are the Andromeda Galaxy, the Magellanic Clouds, and the Triangulum Galaxy, all part of the Local Group close to the Milky Way. The difficulties involved in crossing the immense distances between galaxies are often overlooked in this type of science fiction.