When you think about it, Star Wars and disco actually have a ton in common: the 1970s, big hair, colorful lasers, shiny suits, hairy chests, and big ol' spheres. This handmade-to-order motorized disco ball is made to represent the New Hope-era Death Star, before the incident with the Jedi. Though if you bring the house down hard enough, you might accidentally put your ball into Empire condition.
Ethan Wolff-Mann is Supercompressor's Gear editor. According to him, there are only three Star Wars movies, and then George Lucas's fan fiction of his own stuff. Here's his Twitter.