Three of the planets discovered orbiting TRAPPIST-1 could possibly contain biospheres. In a general sense, biospheres are any closed, self-regulating systems containing ecosystems. These two islands, in the Gulf of California, are protected by UNESCO as biospheres. The Channel Islands are part of one of the richest marine biospheres of the world. The central gallery space has two works facing each other with distinct, contained biospheres. The traditional hierarchy, as detailed below, extends from atoms to biospheres. The ownership and management company Space Biospheres Ventures was dissolved on June 1, 1994.