Cornelis de Jager

Dutch astronomer, university professor, pioneer of space science, science communicator and opponent of pseudoscience (1921–2021)
Person human Q1133624
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Cornelis de Jager

Summary

Cornelis de Jager is a human[1]. He was born in Den Burg[2]. He was born on +1921-04-29T00:00:00Z[3]. He passed away in Den Burg[4]. He died on +2021-05-27T00:00:00Z[5]. He worked as an astronomer[6], astrophysicist[7], physicist[8], and university teacher[9]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (4 views/month, #7,298 of 1,000,298).[10]

Key Facts

  • Born in Den Burg[2], Cornelis de Jager…
  • Cornelis de Jager passed away in Den Burg[4].
  • Cornelis de Jager was born on +1921-04-29T00:00:00Z[3].
  • Cornelis de Jager died on +2021-05-27T00:00:00Z[5].
  • Cornelis de Jager held citizenship in Kingdom of the Netherlands[11].
  • Dutch was Cornelis de Jager's native language[12].
  • Cornelis de Jager worked as an astronomer[6].
  • Cornelis de Jager worked as an astrophysicist[7].
  • Cornelis de Jager's professions included physicist[8].
  • Cornelis de Jager worked as a university teacher[9].
  • Cornelis de Jager's field of work was astrophysics[13].
  • Cornelis de Jager's field of work was astronomy[14].
  • Cornelis de Jager was employed by Utrecht University[15].
  • Cornelis de Jager's education included a stint at Utrecht University[16].
  • Cornelis de Jager's doctoral advisor was Marcel Minnaert[17].
  • A notable student of Cornelis de Jager was Camiel de Loore[18].
  • Cornelis de Jager received the Karl Schwarzschild Medal[19].
  • Cornelis de Jager received the Prix Jules Janssen[20].
  • Cornelis de Jager received the George Ellery Hale Prize[21].
  • Cornelis de Jager received the Akademiepenning[22].
  • Cornelis de Jager received the Gold Medal of the Royal Astronomical Society[23].
  • Cornelis de Jager received the Fellow of the Committee for Skeptical Inquiry[24].
  • Cornelis de Jager was a member of German Academy of Sciences Leopoldina[25].
  • Cornelis de Jager was a member of Royal Netherlands Academy of Arts and Sciences[26].
  • Cornelis de Jager was a member of Indian National Science Academy[27].

Body

Origins and Family

Cornelis de Jager was born in Den Burg[2]. He was born on +1921-04-29T00:00:00Z[3]. Dutch was his native language[12].

Education

Cornelis de Jager was educated at Utrecht University[16]. His doctoral advisor was Marcel Minnaert[17].

Career and Affiliations

Recorded occupations include astronomer[6], astrophysicist[7], physicist[8], and university teacher[9]. Fields of work include astrophysics[13], a branch of astronomy[28] and astronomy[14], a branch of science[29]. Among Cornelis de Jager's employers was Utrecht University[15]. A notable student of him was Camiel de Loore[18]. Doctoral students include Ed van den Heuvel[30], an astronomer[31], b. 1940[32], of Kingdom of the Netherlands[33], awarded the Spinoza Prize[34]; Max Kuperus[35], an astrophysicist[36], b. 1936[37], of Kingdom of the Netherlands[38]; Albert Christiaan Brinkman[39]; Leendert Dirk de Feiter[40], 1927–1975[41]; Abraham Cornelis de Landtsheer[42]; and Antonius Jan Frederik den Boggende[43].

Recognition

Awards received include Karl Schwarzschild Medal[19], a science award[44], in Germany[45]; Prix Jules Janssen[20], a science award[46], in France[47], founded in 1897[48]; George Ellery Hale Prize[21], an award[49], in United States[50]; Akademiepenning[22], a science award[51], in Netherlands[52], founded in 1983[53]; Gold Medal of the Royal Astronomical Society[23], a science award[54], in United Kingdom[55], founded in 1824[56]; and Fellow of the Committee for Skeptical Inquiry[24], a fellowship award[57].

Death and Burial

Cornelis de Jager died on +2021-05-27T00:00:00Z[5]. He died in Den Burg[4].

Why It Matters

Cornelis de Jager ranks in the top 0.73% of human entities by monthly Wikipedia readership (4 views/month, #7,298 of 1,000,298).[10] He has Wikipedia articles in 13 language editions, a strong signal of global cultural recognition.[58] He is known by 21 alternative names across languages and contexts.[59]

His notable doctoral advisees include Ed van den Heuvel[60], an astronomer[61], b. 1940[62], of Kingdom of the Netherlands[63], awarded the Spinoza Prize[64].

FAQs

Where was Cornelis de Jager born?

Cornelis de Jager was born in Den Burg[2].

Where did Cornelis de Jager die?

Cornelis de Jager died in Den Burg[4].

What did Cornelis de Jager do for work?

Cornelis de Jager worked as astronomer[6], astrophysicist[7], physicist[8], and university teacher[9].

Where did Cornelis de Jager go to school?

Cornelis de Jager was educated at Utrecht University[16].

What awards did Cornelis de Jager receive?

Honors received include Karl Schwarzschild Medal[19], Prix Jules Janssen[20], George Ellery Hale Prize[21], and Akademiepenning[22].

References

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

Direct Wikidata claims

  1. [2] . astronomie.nl. astronomie.nl. Provenance: wikidata.org.
  2. [4] . astronomie.nl. astronomie.nl. Provenance: wikidata.org.
  3. [11] . LIBRIS. Retrieved . wikidata.org.
  4. [16] . Mathematics Genealogy Project. Retrieved . wikidata.org.
  5. [13] . wikidata.org.
  6. [14] . Czech National Authority Database. Retrieved . wikidata.org.
  7. [12] . wikidata.org.
  8. [6] . wikidata.org.
  9. [7] . wikidata.org.
  10. [8] . wikidata.org.
  11. [9] . wikidata.org.
  12. [15] . wikidata.org.
  13. [19] . astronomische-gesellschaft.de. astronomische-gesellschaft.de. Provenance: wikidata.org.
  14. [20] . wikidata.org.
  15. [21] . spd.aas.org. spd.aas.org. Provenance: wikidata.org.
  16. [22] . wikidata.org.
  17. [23] . wikidata.org.
  18. [24] . wikidata.org.
  19. [17] . Mathematics Genealogy Project. Retrieved . genealogy.ams.org. Provenance: wikidata.org.
  20. [30] . Mathematics Genealogy Project. wikidata.org.
  21. [35] . Mathematics Genealogy Project. wikidata.org.
  22. [39] . Mathematics Genealogy Project. wikidata.org.
  23. [40] . Mathematics Genealogy Project. wikidata.org.
  24. [42] . Mathematics Genealogy Project. wikidata.org.
  25. [43] . Mathematics Genealogy Project. wikidata.org.
  26. [25] . wikidata.org.
  27. [26] . knaw.nl. Retrieved . knaw.nl. Provenance: wikidata.org.
  28. [27] . wikidata.org.
  29. [3] . SNAC. Retrieved . wikidata.org.
  30. [5] . texelsecourant.nl. texelsecourant.nl. Provenance: wikidata.org.
  31. [18] . Mathematics Genealogy Project. wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [60] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [44] . Wikidata. wikidata.org. → on this site
  4. [45] . Wikidata. wikidata.org. → on this site
  5. [46] . Wikidata. wikidata.org. → on this site
  6. [47] . Wikidata. wikidata.org. → on this site
  7. [48] . Wikidata. wikidata.org. → on this site
  8. [49] . Wikidata. wikidata.org. → on this site
  9. [50] . Wikidata. wikidata.org. → on this site
  10. [51] . Wikidata. wikidata.org. → on this site
  11. [52] . Wikidata. wikidata.org. → on this site
  12. [53] . Wikidata. wikidata.org. → on this site
  13. [54] . Wikidata. wikidata.org. → on this site
  14. [55] . Wikidata. wikidata.org. → on this site
  15. [56] . Wikidata. wikidata.org. → on this site
  16. [57] . Wikidata. wikidata.org. → on this site
  17. [31] . Wikidata. wikidata.org. → on this site
  18. [32] . Wikidata. wikidata.org. → on this site
  19. [33] . Wikidata. wikidata.org. → on this site
  20. [34] . Wikidata. wikidata.org. → on this site
  21. [36] . Wikidata. wikidata.org. → on this site
  22. [37] . Wikidata. wikidata.org. → on this site
  23. [38] . Wikidata. wikidata.org. → on this site
  24. [41] . Wikidata. wikidata.org. → on this site
  25. [61] . Wikidata. wikidata.org. → on this site
  26. [62] . Wikidata. wikidata.org. → on this site
  27. [63] . Wikidata. wikidata.org. → on this site
  28. [64] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [10] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [58] . Wikidata sitelinks. wikidata.org.
  3. [59] . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Cornelis de Jager. Retrieved April 10, 2026, from https://4ort.xyz/entity/cornelis-de-jager
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BibTeX @misc{4ortxyz_cornelis-de-jager_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Cornelis de Jager}}, year = {2026}, url = {https://4ort.xyz/entity/cornelis-de-jager}, note = {Accessed: 2026-04-10}}
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