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Strömgren sphere

sphere of ionized hydrogen around a young star of the spectral classes O or B
Thing general Q1504097
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Strömgren sphere

Summary

Strömgren sphere ranks in the top 2% of general entities by monthly Wikipedia readership (49 views/month).[1]

Key Facts

  • Bengt Strömgren is named after Strömgren sphere[2].
  • Strömgren sphere's subclass of is recorded as astronomical object[3].
  • Strömgren sphere's Freebase ID is recorded as /m/042klf[4].
  • Strömgren sphere's Unified Astronomy Thesaurus ID is recorded as 1642[5].
  • Strömgren sphere's Microsoft Academic ID is recorded as 2775857852[6].
  • Strömgren sphere's Online PWN Encyclopedia ID is recorded as 3980415[7].

Why It Matters

Strömgren sphere ranks in the top 2% of general entities by monthly Wikipedia readership (49 views/month).[1] It has Wikipedia articles in 14 language editions, a strong signal of global cultural recognition.[8]

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . Freebase Data Dumps. wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.

Aggregate / graph-position facts

  1. [1] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [8] ↑ . Wikidata sitelinks. 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). Strömgren sphere. Retrieved April 10, 2026, from https://4ort.xyz/entity/str-mgren-sphere
MLA “Strömgren sphere.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/str-mgren-sphere.
BibTeX @misc{4ortxyz_str-mgren-sphere_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Strömgren sphere}}, year = {2026}, url = {https://4ort.xyz/entity/str-mgren-sphere}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Strömgren sphere — https://4ort.xyz/entity/str-mgren-sphere (retrieved 2026-04-10)

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