bn:02293259n
Noun Concept
Categories: Articles with short description, Astrophysics, General relativity, Physical phenomena, Black holes
EN
event horizon  cosmic event horizon  event horizons  horizon
EN
In astrophysics, an event horizon is a boundary beyond which events cannot affect an observer. Wikipedia
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EN
In astrophysics, an event horizon is a boundary beyond which events cannot affect an observer. Wikipedia
A boundary in spacetime, typically surrounding a black hole, beyond which events cannot affect an exterior observer Wikipedia Disambiguation
Boundary around a black hole inside which events cannot effect an outside observer. Wikipedia Disambiguation
A boundary in spacetime beyond which events cannot affect the observer Wikipedia Disambiguation
The point of no return; boundary of a region of spacetime from which one cannot escape once entered Wikidata