There is more than one artist with this name. 1) Actarus was a post/math-rock band from Luxembourg. Formed in 2002, the band released one full length, one EP, and a split-cd with fellow Luxembourg band "Eyston." The group disbanded in 2004, with members forming or joining bands such as "Do Androids Dream of Electric Sheep?", "Artaban," and "Miaow Miaow."