title: Event horizon (disambiguation)
text: # Event horizon (disambiguation)
  
  An event horizon is a boundary around a black hole inside which events cannot affect an outside observer.
  
  Event horizon or Event Horizon may also refer to:
  
  * Event Horizon Telescope, a type of astronomical interferometer
  * Event Horizon (film), a 1997 science fiction/horror film
  * Event Horizon (sculpture), a 2007 site installation by Antony Gormley
  * Event Horizon, a fictional company in the novels of the Greg Mandel trilogy by English science fiction writer Peter F. Hamilton
  * Event Horizon (album), a 2012 album by I Am I
  * Event Horizons BBS, a bulletin board system that ran from 1983 to 1996
  * Event Horizon Software, the original name of American computer game developer DreamForge Intertainment
  * "Event Horizon" (Supergirl), an episode of Supergirl
  * "the event horizon", 2019 poem by Simon Armitage to commemorate opening of Halle St Peter's extension
  