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Crescent Nebula

supernova remnant in the constellation Cygnus
Place supernova_remnant Q202993
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Summary

Crescent Nebula is a supernova remnant[1]. It draws 1,763 Wikipedia views per month (supernova remnant category, ranking #5 of 23).[2]

Key Facts

  • Discoverer or inventor: William Herschel[3]
  • Instance of: interstellar medium[4], H II region[5]
  • Constellation: Cygnus[6]
  • Spectral class: WRne+...[7], WN6b(h)[8]
  • Commons category: Crescent Nebula[9]
  • Catalog code: NGC 6888[10], LBN 203[11], LBN 075.51+02.29[12], Sh2-105[13], Caldwell 27[14]
  • Time of discovery or invention: September 15, 1792[15]
  • Has cause: V1770 Cygni[16]
  • Topic's main category: Category:Crescent Nebula[17]
  • Commons gallery: NGC 6888[18]
  • Apparent magnitude: 7.4[19], 7.44[20]
  • Right ascension: 303.0292 degree[21]
  • Declination: 38.3550 degree[22]
  • Epoch: J2000.0[23]

Why It Matters

Crescent Nebula has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[24] It is known by 19 alternative names across languages and contexts.[25]

Related Entities

William Herschel

References

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

Direct Wikidata claims

  1. [4] ↑ . SIMBAD. wikidata.org.
  2. [5] ↑ . SIMBAD. wikidata.org.
  3. [6] ↑ . VizieR. wikidata.org.
  4. [3] ↑ . wikidata.org.
  5. [7] ↑ . SIMBAD. wikidata.org.
  6. [8] ↑ . The planetary nebula Abell 48 and its [WN] nucleus. wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . SIMBAD. wikidata.org.
  9. [11] ↑ . SIMBAD. wikidata.org.
  10. [12] ↑ . SIMBAD. wikidata.org.
  11. [13] ↑ . A catalogue of HII regions. wikidata.org.
  12. [14] ↑ . nasa.gov. nasa.gov. Provenance: wikidata.org.
  13. [15] ↑ . Retrieved . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . SIMBAD. wikidata.org.
  19. [21] ↑ . SIMBAD. wikidata.org.
  20. [22] ↑ . SIMBAD. wikidata.org.
  21. [23] ↑ . SIMBAD. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [24] ↑ . Wikidata sitelinks. wikidata.org.
  3. [25] ↑ . 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). Crescent Nebula. Retrieved October 13, 2026, from https://4ort.xyz/entity/crescent-nebula
MLA “Crescent Nebula.” 4ort.xyz Knowledge Graph, 4ort.xyz, 13 Oct. 2026, https://4ort.xyz/entity/crescent-nebula.
BibTeX @misc{4ortxyz_crescent-nebula_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Crescent Nebula}}, year = {2026}, url = {https://4ort.xyz/entity/crescent-nebula}, note = {Accessed: 2026-10-13}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Crescent Nebula — https://4ort.xyz/entity/crescent-nebula (retrieved 2026-10-13)

Canonical URL: https://4ort.xyz/entity/crescent-nebula · 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. 10d ago · MatSuBot bot · 2026-10-05 view diff on Wikidata ↗
    Declination → {'unit': 'Q28390', 'amount': '+38.3550'}
    Spectral class → WRne+..., WN6b(h)
    Epoch → J2000.0
    Sitelink count → 40
    + 11 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update-languages-short:0||bs, az, mk, et */ import labels from sitelinks"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.