Carl Sagan: References & Edit History
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Additional Reading
Yervant Terzian and Elizabeth Bilson (eds.), Carl Sagan’s Universe (1997), is a Festschrift based on a Sagan symposium held at Cornell University in celebration of his 60th birthday. Keay Davidson, Carl Sagan: A Life (1999), provides a comprehensive and carefully prepared biography of Sagan’s life and career. William Poundstone, Carl Sagan: A Life in the Cosmos (1999), presents a full-scale description of Sagan’s life and personality. Tom Head (ed.), Conversations with Carl Sagan (2006), is a useful collection of previously published interviews that Sagan gave throughout his life.
Article Contributors
Primary Contributors
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Helge Kragh
Professor, Department of Mathematics, Aarhus University.
Other Contributors
- Shubhayu Das
Other Encyclopedia Britannica Contributors
Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Invalidated site: National Academy of Sciences - Biographical Memoirs - Carl Sagan (1934?1996) (PDF). | Oct 17, 2026 | ||
| Add new Web site: National Geographic - Who Was Carl Sagan? | Apr 17, 2026 | ||
| Add new Web site: NPR - Celebrating Carl Sagan and 'Cosmos'. | Mar 03, 2026 | ||
| Add new Web site: Fresh Air Archive - Carl Sagan. | Jan 22, 2026 | ||
| Anniversary information added. | Dec 16, 2025 | ||
| Anniversary information added. | Nov 05, 2025 | ||
| Add new Web site: PBS - NOVA - Carl Sagan Ponders Time Travel. | Oct 10, 2025 | ||
| Add new Web site: CBC - Remembering Carl Sagan. | Aug 28, 2025 | ||
| Add new Web site: ABC listen - Soul Search - Sasha Sagan on meaning, wonder and her father, Carl Sagan. | Jun 19, 2025 | ||
| Add new Web site: BBC Sounds - Archive on 4 - Carl Sagan: A Personal Voyage. | Feb 03, 2025 | ||
| Add new Web site: National Academy of Sciences - Biographical Memoirs - Carl Sagan (1934?1996) (PDF). | Dec 12, 2024 | ||
| Add new Web site: The New York Times - Even in Death, Carl Sagan's Influence Is Still Cosmic. | Sep 13, 2024 | ||
| Add new Web site: Library of Congress - Digital Collections - Carl Sagan: Researcher, Educator, Communicator, Advocate and Activist. | Jul 31, 2024 | ||
| Add new Web site: Massachusetts Institute of Technology - Carl Sagan: The People�s Astronomer. | May 27, 2024 | ||
| First paragraph modernization. | Apr 05, 2024 | ||
| Add new Web site: National Academy of Sciences - Carl Sagan. | Jan 25, 2024 | ||
| Add new Web site: American Museum of Natural History - Carl Sagan and the Search for Life. | Aug 08, 2023 | ||
| Add new Web site: The Planetary Society - Carl Sagan. | Jun 28, 2023 | ||
| Links added. | Apr 21, 2023 | ||
| Add new Web site: Space.com - Carl Sagan: Cosmos, Pale Blue Dot and famous quotes. | Apr 06, 2023 | ||
| Media added. | Jun 28, 2022 | ||
| Corrected display issue. | Dec 07, 2018 | ||
| Add new Web site: Famous Scientists - Biography of Carl Sagan. | Jun 21, 2018 | ||
| Book Pale Blue Dot: A Vision of the Human Future in Space added. |
|
Mar 31, 2015 | |
| Add new Web site: NASA - Carl Sagan (1934-1996). | Jul 08, 2013 | ||
| Add new Web site: American Astronomical Society - Carl Sagan. | Jul 07, 2013 | ||
| Add new Web site: New Mexico Museum of Space History - Biography of Carl Sagan. | Jul 07, 2013 | ||
| Added image of Carl Sagan with a model of the Viking lander. | Jan 28, 2011 | ||
| Bibliography added. | Oct 15, 2009 | ||
| Article revised and updated. | Oct 15, 2009 | ||
| Added new Web site: Buzzle.com - Unitary System. | Apr 24, 2009 | ||
| Media added. | May 19, 2008 | ||
| Article added to new online database. | Jul 20, 1998 |
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