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Carl Sagan

American astrophysicist, cosmologist and author (1934–1996)

Wikipedia-confirmed identity. Matched to Wikidata Q410 ↗ with a Wikipedia article ↗. Checked 2026-10-02.

This identity was added through Wikidata. Article mentions and historical relationships retain separate evidence.

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American astrophysicist, cosmologist and author (1934–1996)

Organizations and connections

Affiliations retain their dates and sources. Roles may be historical; a missing end date does not establish a current role. Machine classifications need review; a co-mention alone does not establish a relationship.

  1. Carl Sagan→American Astronomical Society

    Member of

    member ofDates not recordedWikidata statement
  2. Carl Sagan→Committee for Skeptical Inquiry

    Founded

    foundedDates not recordedWikidata statement
  3. Carl Sagan→International Astronomical Union

    Member of

    member ofDates not recordedWikidata statement
  4. Carl Sagan→University of Chicago

    Educated at

    educated atThrough 1955 · start not recordedWikidata statement
  5. Carl Sagan→American Physical Society

    Member of

    member ofDates not recordedWikidata statement
  6. Carl Sagan→Cornell University

    Works or worked for

    employed byDates not recordedWikidata statement
  7. Carl Sagan→American Association for the Advancement of Science

    Member of

    member ofDates not recordedWikidata statement
  8. Carl Sagan→American Academy of Arts and Sciences

    Member of

    member ofDates not recordedWikidata statement
  9. Carl Sagan→The Planetary Society

    Founded

    foundedDates not recordedWikidata statement
  10. Carl Sagan→Rahway High School

    Educated at

    educated atDates not recordedWikidata statement
  11. Carl Sagan→American Philosophical Society

    Member of

    member ofDates not recordedWikidata statement
  12. Carl Sagan→University of Chicago

    Educated at

    educated atThrough 1960 · start not recordedWikidata statement
  13. Carl Sagan→University of Chicago

    Educated at

    educated atThrough 1956 · start not recordedWikidata statement
  14. Stephen Hawking↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  15. Simon Donaldson↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  16. Carl Sagan↔Jacob Lurie

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  17. Kip S. Thorne↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  18. Yuri Milner↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  19. Donald Knuth↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  20. Arno Allan Penzias↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  21. Carl Sagan↔Max Planck

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  22. Carl Sagan↔Marie Curie

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  23. Freeman Dyson↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  24. Arthur Eddington↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  25. Jack Ma↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  26. Alan Turing↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  27. Max Tegmark↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  28. Carl Sagan↔Edward Teller

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  29. Steven Weinberg↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  30. Terence Tao↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  31. Carl Sagan↔Niklaus Wirth

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  32. Frank Wilczek↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  33. Martin Rees↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  34. Richard Feynman↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  35. Carl Sagan↔David Deutsch

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  36. Sergey Brin↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  37. Carl Sagan↔Erwin Schrödinger

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  38. Carl Sagan↔Rudy Rucker

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  39. Carl Sagan↔Jacob Bekenstein

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  40. Carl Sagan↔Gary Ruvkun

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  41. Mark Zuckerberg↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  42. Eugene Paul Wigner↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  43. Carl Sagan↔Paul Davies

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  44. John Archibald Wheeler↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  45. Niels Bohr↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  46. Vernor Vinge↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  47. Maxim Kontsevich↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

  48. Leonard Susskind↔Carl Sagan

    Co-mentioned; relationship unclassified

    co mentionedDates not recordedCo-mention · relationship unclassified

    Appearing in the same article does not establish a professional or personal relationship.

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