Heikki Oja

Finnish astronomer
Person human Q11861892
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Heikki Oja

Summary

Heikki Oja is a human[1]. Born in Helsinki[2], he… he was born on May 20, 1945[3]. He worked as a science fiction writer[4], astronomer[5], and scientist[6]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (4 views/month, #7,299 of 1,000,298).[7]

Key Facts

  • Born in Helsinki[2], Heikki Oja…
  • Heikki Oja was born on May 20, 1945[3].
  • Heikki Oja was born on 1945[8].
  • Heikki Oja held citizenship in Finland[9].
  • Heikki Oja's professions included science fiction writer[4].
  • Heikki Oja worked as an astronomer[5].
  • Heikki Oja worked as a scientist[6].
  • Heikki Oja's field of work was astronomy[10].
  • Heikki Oja is recorded as male[11].
  • Heikki Oja's instance of is recorded as human[12].
  • Heikki Oja's family name is recorded as Oja[13].
  • Heikki Oja's given name is recorded as Heikki[14].
  • Heikki Oja's languages spoken, written or signed is recorded as Finnish[15].
  • Heikki Oja's languages spoken, written or signed is recorded as English[16].

Body

Origins and Family

Heikki Oja was born in Helsinki[2]. Recorded date of birth include May 20, 1945[3] and 1945[8].

Career and Affiliations

Recorded occupations include science fiction writer[4], astronomer[5], and scientist[6]. Heikki Oja's field of work was astronomy[10].

Why It Matters

Heikki Oja ranks in the top 0.73% of human entities by monthly Wikipedia readership (4 views/month, #7,299 of 1,000,298).[7]

FAQs

Where was Heikki Oja born?

Born in Helsinki[2], Heikki Oja…

What did Heikki Oja do for work?

Heikki Oja worked as science fiction writer[4], astronomer[5], and scientist[6].

References

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

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [11] . Czech National Authority Database. Retrieved . wikidata.org.
  3. [9] . wikidata.org.
  4. [12] . wikidata.org.
  5. [10] . Czech National Authority Database. Retrieved . wikidata.org.
  6. [4] . wikidata.org.
  7. [5] . Retrieved . wikidata.org.
  8. [6] . Czech National Authority Database. Retrieved . wikidata.org.
  9. [3] . WorldCat Entities. Retrieved . wikidata.org.
  10. [8] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . Czech National Authority Database. Retrieved . wikidata.org.
  14. [16] . Czech National Authority Database. Retrieved . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [7] . Wikimedia Foundation. dumps.wikimedia.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). Heikki Oja. Retrieved May 3, 2026, from https://4ort.xyz/entity/heikki-oja
MLA “Heikki Oja.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/heikki-oja.
BibTeX @misc{4ortxyz_heikki-oja_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Heikki Oja}}, year = {2026}, url = {https://4ort.xyz/entity/heikki-oja}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Heikki Oja — https://4ort.xyz/entity/heikki-oja (retrieved 2026-05-03)

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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. 19d ago · Epìdosis · 2026-05-15 view diff on Wikidata ↗
    Family name Oja
    Kanto id 000054086
    Date of birth +1945-05-20T00:00:00Z, +1945-00-00T00:00:00Z
    Google knowledge graph id /g/121yb37h
    + 23 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/31702|batch #31702]]: import P21 and P106 from GND (3)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.