cosmic microwave background

electromagnetic radiation as a remnant from an early stage of the universe in Big Bang cosmology
Thing electromagnetic_wave Q15605
cosmic microwave background
NASA / WMAP Science Team · Public Domain · Wikimedia
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cosmic microwave background

Summary

cosmic microwave background is an electromagnetic wave[1]. It draws 5,650 Wikipedia views per month (electromagnetic_wave category, ranking #1 of 2).[2]

Key Facts

  • cosmic microwave background is credited with the discovery of Arno Allan Penzias[3].
  • cosmic microwave background is credited with the discovery of Robert Wilson[4].
  • cosmic microwave background's instance of is recorded as electromagnetic wave[5].
  • cosmic microwave background's instance of is recorded as astronomical phenomenon[6].
  • cosmic microwave background's location of discovery is recorded as Crawford Hill[7].
  • cosmic microwave background is a type of cosmic background radiation[8].
  • cosmic microwave background is a type of thermal radiation[9].
  • cosmic microwave background's Commons category is recorded as Cosmic microwave background[10].
  • cosmic microwave background comprises photon[11].
  • cosmic microwave background's time of discovery or invention is recorded as May 20, 1964[12].
  • cosmic microwave background's has cause is recorded as recombination[13].
  • cosmic microwave background's topic's main category is recorded as Category:Cosmic microwave background[14].
  • cosmic microwave background's redshift is recorded as {'amount': '+1000'}[15].
  • cosmic microwave background's redshift is recorded as {'amount': '+1090.51'}[16].
  • cosmic microwave background's redshift is recorded as {'amount': '+1089.57'}[17].
  • cosmic microwave background's topic has template is recorded as Template:CMB[18].
  • cosmic microwave background's title is recorded as {'lang': 'ru', 'text': 'реликтовое излучение'}[19].
  • cosmic microwave background's title is recorded as {'lang': 'en', 'text': 'cosmic microwave background'}[20].
  • cosmic microwave background's title is recorded as {'lang': 'fr', 'text': 'fond diffus cosmologique'}[21].
  • cosmic microwave background's has characteristic is recorded as anisotropy[22].
  • cosmic microwave background's has characteristic is recorded as polarization[23].
  • cosmic microwave background's different from is recorded as cosmic background radiation[24].
  • cosmic microwave background's temperature is recorded as {'unit': 'Q11579', 'amount': '+2.72548'}[25].
  • cosmic microwave background's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[26].
  • cosmic microwave background's theorized by is recorded as George Gamow[27].

Body

Definition and Type

Recorded instance of include electromagnetic wave[5] and astronomical phenomenon[6]. Recorded subclass of include cosmic background radiation[8] and thermal radiation[9].

Use and Application

cosmic microwave background comprises photon[11].

Why It Matters

cosmic microwave background draws 5,650 Wikipedia views per month (electromagnetic_wave category, ranking #1 of 2).[2] It has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[28] It is known by 60 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [5] . Retrieved . wikidata.org.
  2. [6] . wikidata.org.
  3. [3] . Retrieved . wikidata.org.
  4. [4] . Retrieved . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . Retrieved . wikidata.org.
  7. [9] . Retrieved . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . Retrieved . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . Retrieved . wikidata.org.
  14. [16] . iopscience.iop.org. Retrieved . iopscience.iop.org. Provenance: wikidata.org.
  15. [17] . Retrieved . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . Retrieved . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . Retrieved . wikidata.org.
  21. [23] . Retrieved . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . Retrieved . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . Retrieved . 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). cosmic microwave background. Retrieved May 3, 2026, from https://4ort.xyz/entity/cosmic-microwave-background
MLA “cosmic microwave background.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/cosmic-microwave-background.
BibTeX @misc{4ortxyz_cosmic-microwave-background_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{cosmic microwave background}}, year = {2026}, url = {https://4ort.xyz/entity/cosmic-microwave-background}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): cosmic microwave background — https://4ort.xyz/entity/cosmic-microwave-background (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/cosmic-microwave-background · 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. 3d ago · Twofivesixbot bot · 2026-05-17 view diff on Wikidata ↗
    Instance of
    Different from cosmic background radiation
    Temperature {'unit': 'Q11579', 'amount': '+2.72548'}
    Aliases
    + 15 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|13 */ [[Property:P2347]]: 8188, mv to monolingual text names on YSO statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.