Belus is the seventh full-length album by the Norwegian one-man band Burzum. Released on 8 March 2010 through Byelobog Productions, it is the first Burzum studio album to be recorded after a near 11-year hiatus.

Louis Cachet, better known as Varg Vikernes, is a Norwegian musician and author best known for his early black metal albums and later crimes. His first five records, released under the name Burzum from 1992 to 1996, made him one of the most influential figures in the early Norwegian black metal scene. He was convicted of murder and arson in 1994 and sentenced to 21 years in prison, being released after serving 15 years.