Chartered local body of Ordo Templi Orientis Blaxxun or Black Sun, a former virtual reality 3D chat platform Cyric or the Black Sun, a god in the Forgotten Realms universe Kamen Rider Black (character) or Black Sun Black Sun, an object in The City and the Stars Black Sun, a virtual nightclub in Snow Crash Black Sun, a weapon in Supreme Commander Black sun, a solarization effect in photography due to extreme overexposure See also Black Star (disambiguation) Black hole (disambiguation) Dark Star (disambiguation) Dark Sun (disambiguation) Schwarze Sonne (disambiguation) Solar eclipse, astronomical phenomenon Sort Sol (band), a Danish band Sort sol (bird flock), a seasonal flocking of birds