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event horizon

boundary of a region of spacetime from which one cannot escape once entered
Thing hypersurface Q181741
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event horizon

Summary

event horizon is a hypersurface[1]. It draws 13,454 Wikipedia views per month (hypersurface category, ranking #1 of 1).[2]

Key Facts

  • event horizon's instance of is recorded as hypersurface[3].
  • event horizon is a type of horizon[4].
  • event horizon's said to be the same as is recorded as Schwarzschild radius[5].
  • event horizon's Stack Exchange tag is recorded as https://physics.stackexchange.com/tags/event-horizon[6].
  • event horizon's Stack Exchange tag is recorded as https://astronomy.stackexchange.com/tags/event-horizon[7].
  • event horizon's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[8].

Body

Definition and Type

event horizon's instance of is recorded as hypersurface[3]. It is a type of horizon[4].

Why It Matters

event horizon draws 13,454 Wikipedia views per month (hypersurface category, ranking #1 of 1).[2] It has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[9] It is known by 25 alternative names across languages and contexts.[10]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [9] ↑ . Wikidata sitelinks. wikidata.org.
  3. [10] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). event horizon. Retrieved May 3, 2026, from https://4ort.xyz/entity/event-horizon-q181741-2
MLA “event horizon.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/event-horizon-q181741-2.
BibTeX @misc{4ortxyz_event-horizon-q181741-2_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{event horizon}}, year = {2026}, url = {https://4ort.xyz/entity/event-horizon-q181741-2}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): event horizon — https://4ort.xyz/entity/event-horizon-q181741-2 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/event-horizon-q181741-2 · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 18d ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 2bbUbd
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
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