In astrophysics, an event horizon is a boundary beyond which events cannot affect an observer. Wolfgang Rindler coined the term in the 1950s. In 1784...

Event Horizon is a 1997 science fiction horror film directed by Paul W. S. Anderson and written by Philip Eisner. It stars Laurence Fishburne, Sam Neill...

The Event Horizon Telescope (EHT) is a telescope array consisting of a global network of radio telescopes. The EHT project combines data from several...

outside observer. Event horizon or Event Horizon may also refer to: Event Horizon Telescope, a type of astronomical interferometer Event Horizon (film), a 1997...

Event Horizon is the name of a large-scale public sculpture installation by the British artist Antony Gormley. First displayed in London in 2007, they...

spacetime to form a black hole. The boundary of no escape is called the event horizon. A black hole has a great effect on the fate and circumstances of an...

}(t)={\frac {c}{a(t)H(t)}}\,.} The particle horizon differs from the cosmic event horizon, in that the particle horizon represents the largest comoving distance...

Event horizon, a boundary in spacetime, typically surrounding a black hole, beyond which events cannot affect an exterior observer Extinction event,...

Apparent horizons are not invariant properties of spacetime, and in particular, they are distinct from event horizons. Within an apparent horizon, light...

Beyond the Blue Event Horizon is a science fiction novel by the American writer Frederik Pohl, a sequel to his 1977 novel Gateway and the second book...