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Oort cloud

theoretical cloud of planetesimals at the far edge of the solar system
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Oort cloud

Summary

Oort cloud is a trans-Neptunian object[1]. It ranks in the top 2% of trans_neptunian_object entities by monthly Wikipedia readership (2,450 views/month).[2]

Key Facts

  • Oort cloud is credited with the discovery of Jan Hendrik Oort[3].
  • Oort cloud's instance of is recorded as trans-Neptunian object[4].
  • Oort cloud's instance of is recorded as hypothetical entity[5].
  • Jan Hendrik Oort is named after Oort cloud[6].
  • Ernst Öpik is named after Oort cloud[7].
  • Oort cloud's VIAF cluster ID is recorded as 315161594[8].
  • Oort cloud's Library of Congress authority ID is recorded as sh86000523[9].
  • Oort cloud's part of is recorded as outer Solar System[10].
  • Oort cloud's Commons category is recorded as Oort cloud[11].
  • Oort cloud's parent astronomical body is recorded as Sun[12].
  • Oort cloud's has part is recorded as Hills cloud[13].
  • Oort cloud's Freebase ID is recorded as /m/05lvs[14].
  • Oort cloud's topic's main category is recorded as Category:Oort cloud[15].
  • Oort cloud's National Library of Israel ID is recorded as 000773523[16].
  • Oort cloud's spoken text audio is recorded as Oort Cloud.ogg[17].
  • Oort cloud's Encyclopædia Britannica Online ID is recorded as topic/Oort-cloud[18].
  • Oort cloud's FAST ID is recorded as 1715448[19].
  • Oort cloud's BabelNet ID is recorded as 00059046n[20].
  • Oort cloud's Great Russian Encyclopedia Online ID is recorded as 2689997[21].
  • Oort cloud's Quora topic ID is recorded as Oort-Cloud[22].
  • Oort cloud's JSTOR topic ID is recorded as oort-cloud[23].
  • Oort cloud's Great Norwegian Encyclopedia ID is recorded as Oorts_sky[24].
  • Oort cloud's Unified Astronomy Thesaurus ID is recorded as 1157[25].
  • Oort cloud's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[26].
  • Oort cloud's Fandom article ID is recorded as solarsystem:Oort_Cloud[27].

Body

Works and Contributions

Oort cloud is credited with the discovery of Jan Hendrik Oort[3].

Why It Matters

Oort cloud ranks in the top 2% of trans_neptunian_object entities by monthly Wikipedia readership (2,450 views/month).[2] It has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[28] It is known by 56 alternative names across languages and contexts.[29]

Related Entities

Ernst Öpik Jan Hendrik Oort Whipple

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . Freebase Data Dumps. wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . BabelNet. wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . 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). Oort cloud. Retrieved May 3, 2026, from https://4ort.xyz/entity/oort-cloud
MLA “Oort cloud.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/oort-cloud.
BibTeX @misc{4ortxyz_oort-cloud_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Oort cloud}}, year = {2026}, url = {https://4ort.xyz/entity/oort-cloud}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Oort cloud — https://4ort.xyz/entity/oort-cloud (retrieved 2026-05-03)

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