Horizon (disambiguation)

Look up horizon in Wiktionary, the free dictionary.

Horizon is the line at which the sky and the Earth's surface appear to meet.

Horizon or horizons may also refer to:

Business

Horizon Fuel Cell Technologies, a corporation specializing in fuel cell technology
Horizon Global, a corporation specializing in media-compression technology, peer to peer video telephony, and video on demand
Horizon Global Electronics, an electronics company
Horizon Nuclear Power, a British energy company
Horizon Organic, an American company that produces dairy and egg products.
Horizon Pipeline, a small natural gas pipeline that moves gas in northern Illinois
Horizon Power, a corporation owned by the Government of Western Australia
Horizon Software, a company specializing in financial software for financial institutions
Planning horizon, the amount of time an organisation will look into the future when preparing a strategic plan

Horizon effect, in Artificial intelligence, the computational limit beyond which conventional game tree search algorithms make suboptimal decisions
Split horizon route advertisement, one of the methods in computer networks used to prevent routing loops
NorthStar Horizon, an 8-bit computer system based on the ZiLOG Z80A microprocessor
Horizons: Software Starter Pack, an early software compilation for the ZX Spectrum

Horizon High School (disambiguation)
Horizon Science Academy, a group of charter schools which is owned by Concept Schools in Ohio
École secondaire l'Horizon, a French public secondary school in Quebec

Horizon (festival), the annual techno cultural festival of Indira Gandhi Institute of Technology, Sarang

Horizon (geology), a bedding plane or a thin bed of distinctive character within a stratigraphic sequence
Soil horizon, a specific and distinctive layer in a land area
Marker horizon, a distinctive stratigraphic unit, of the same age across several locations
Archaeological horizon, usually a distinctive archaeological culture, covering a relatively short period across a wide area, or less often, a very short interval in one or a few archaeological sites

Horizon (magazine), British magazine, 1940–1949, founded by Cyril Connolly, Stephen Spender and Peter Watson
Horizon (U.S. magazine), 1958–1989, originally published by American Heritage
Horizon Weekly, Armenian-Canadian newspaper publication
The Horizon: A Journal of the Color Line, U.S. magazine, 1907–1919, edited by W. E. B. Du Bois
Horizons, research magazine of the Swiss National Science Foundation and the Swiss Academies of Arts and Sciences
Horizons: The Journal of the College Theology Society, a religious study journal

Absolute horizon, a boundary in spacetime in general relativity inside of which events cannot affect an external observer
Apparent horizon, a surface defined in general relativity
Cauchy horizon, a surface found in the study of Cauchy problems
Celestial horizon, a great circle parallel to the horizon
Cosmological horizon, a limit of observability: the maximum distance from which particles can have travelled to an observer in the age of the universe
Event horizon, a boundary in spacetime beyond which events cannot affect the observer
Horizon (general relativity), that play a role in Einstein's theory of general relativity
JPL Horizons On-Line Ephemeris System, an interactive facility that computes the position of many solar system objects
Killing horizon, a null surface on which there is a Killing vector field

Heart 103.3, or Horizon Radio (UK), a UK radio station
Horizont (radio), a state-owned Bulgarian Radio Station
Radio horizon, the locus of points in telecommunication at which direct rays from an antenna are tangential to the surface of the Earth

Horizon (BBC TV series), a long-running television strand on BBC television showing popular science documentaries
Horizon (KAET TV program), is a current events television program produced by Arizona-based KAET
"Horizon" (Star Trek: Enterprise), a 2003 second season episode of Star Trek: Enterprise
Horizon (Stargate), an experimental space-based weapon seen in the television series Stargate: Atlantis
Horizon (Canadian TV series), a Canadian current affairs television series
The Horizon (web series), an Australian web series, about gay life in Sydney

Attitude indicator, or Artificial horizon, an instrument used in an aircraft to inform the pilot of the orientation of the airplane relative to the ground
Chrysler Horizon, a car designed by Chrysler Europe
Fisher Horizon, a kit aircraft
Hawker Horizon, the original name of the Hawker 4000 business jet
Horizon Air, a regional airline and subsidiary of the Alaska Air Group
Horizon Airlines (Australia), an Australian airline based in Sydney
Horizon-class frigate, a multi-national collaboration to produce a new generation of anti-air warfare frigates
Horizon (railcar), an Amtrak passenger car used mostly in the Midwest

Horizon, Saskatchewan, hamlet in Saskatchewan Canada
Horizon (camera), a swing-lens panoramic camera manufactured in Russia
Horizon (film), a 1971 Hungarian film
Horizon (World of Darkness), a term used in the World of Darkness role-playing game
Horizon League, a collegiate athletic conference in the midwestern USA
Horizons (Epcot), a former Epcot Center attraction at Walt Disney World
Horizon (novel), a 2009 fantasy novel by Lois McMaster Bujold
Horizons: Empire of Istaria, the former name of the massively multiplayer online role-playing game Istaria: Chronicles of the Gifted by Artifact Entertainment
Project Horizon, a study to determine the feasibility of the construction of a military base on the moon conducted in 1959
Fusion of horizons, understanding that results from the dynamic process of integrating the 'Other' and the familiar
Rosemont Horizon, the former name of Allstate Arena, a multipurpose arena in Rosemont, Illinois, United States