Sedna

dwarf planet in the outermost Solar system
Thing sednoid Q15610
Sedna
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Sedna

Summary

Sedna is a Sednoid[1]. Sedna draws 1,583 Wikipedia views per month (sednoid category, ranking #1 of 4).[2]

Key Facts

  • Sedna is credited with the discovery of Michael E. Brown[3].
  • Sedna is credited with the discovery of Chadwick Trujillo[4].
  • Sedna is credited with the discovery of David L. Rabinowitz[5].
  • Sedna's image is recorded as Sedna PRC2004-14d.jpg[6].
  • Sedna's instance of is recorded as Sednoid[7].
  • Sedna's instance of is recorded as dwarf planet[8].
  • Sedna's instance of is recorded as detached object[9].
  • Sedna's site of astronomical discovery is recorded as Palomar Observatory[10].
  • Sedna is named after Sedna[11].
  • Sedna's follows is recorded as 90376 Kossuth[12].
  • Sedna's followed by is recorded as (90378) 2003 WL23[13].
  • Sedna's minor planet group is recorded as trans-Neptunian object[14].
  • Sedna's astronomic symbol image is recorded as Sedna symbol (fixed width).svg[15].
  • Sedna's Commons category is recorded as 90377 Sedna[16].
  • Sedna's parent astronomical body is recorded as Sun[17].
  • Sedna's pronunciation audio is recorded as De-Sedna.ogg[18].
  • Sedna's Unicode character is recorded as ⯲[19].
  • Sedna's provisional designation is recorded as 2003 VB12[20].
  • Sedna's orbit diagram is recorded as Sedna-PIA05569-crop.jpg[21].
  • Sedna's time of discovery or invention is recorded as +2003-11-14T00:00:00Z[22].
  • Sedna's Freebase ID is recorded as /m/02ln4f[23].
  • Sedna's JPL Small-Body Database SPK-ID is recorded as 20090377[24].
  • Sedna's significant event is recorded as naming[25].
  • Sedna's topic's main category is recorded as Category:90377 Sedna[26].
  • Sedna's Commons gallery is recorded as 90377 Sedna[27].

Body

Works and Contributions

Credited discoveries include Michael E. Brown[3], an astronomer[28], b. 1965[29], of United States[30], awarded the Kavli Prize in Astrophysics[31], specialised in planetary science[32]; Chadwick Trujillo[4], an astronomer[33], b. 1973[34], of United States[35], specialised in planetary science[36]; and David L. Rabinowitz[5], an astronomer[37], b. 1960[38], of United States[39], specialised in astronomy[40].

Why It Matters

Sedna draws 1,583 Wikipedia views per month (sednoid category, ranking #1 of 4).[2] Sedna has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[41] Sedna is known by 33 alternative names across languages and contexts.[42]

References

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

Direct Wikidata claims

  1. [6] . wikidata.org.
  2. [7] . Primordial Orbital Alignment of Sednoids. www2.boulder.swri.edu. Provenance: wikidata.org.
  3. [8] . (90377) Sedna: Investigation of Surface Compositional Variation. lpi.usra.edu. Provenance: wikidata.org.
  4. [9] . Solar System Update. wikidata.org.
  5. [3] . Minor Planet Center database. wikidata.org.
  6. [4] . Minor Planet Center database. wikidata.org.
  7. [5] . Minor Planet Center database. wikidata.org.
  8. [10] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . Minor Planet Center database. wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [23] . Freebase Data Dumps. wikidata.org.
  22. [24] . JPL Small-Body Database. Retrieved . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [30] . Wikidata. wikidata.org. → on this site
  4. [31] . Wikidata. wikidata.org. → on this site
  5. [32] . Wikidata. wikidata.org. → on this site
  6. [33] . Wikidata. wikidata.org. → on this site
  7. [34] . Wikidata. wikidata.org. → on this site
  8. [35] . Wikidata. wikidata.org. → on this site
  9. [36] . Wikidata. wikidata.org. → on this site
  10. [37] . Wikidata. wikidata.org. → on this site
  11. [38] . Wikidata. wikidata.org. → on this site
  12. [39] . Wikidata. wikidata.org. → on this site
  13. [40] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [41] . Wikidata sitelinks. wikidata.org.
  3. [42] . 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). Sedna. Retrieved May 3, 2026, from https://4ort.xyz/entity/sedna
MLA “Sedna.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/sedna.
BibTeX @misc{4ortxyz_sedna_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Sedna}}, year = {2026}, url = {https://4ort.xyz/entity/sedna}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Sedna — https://4ort.xyz/entity/sedna (retrieved 2026-05-03)

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