Carl Sagan

Australian-born Canadian science communicator | Richtmyer Memorial Lecture Award (2016) | Queen's University, University of Sydney | Traralgon: November 9

Australian Paralympic swimmer | University of Newcastle | November 9, 1979 - January 1, 2021 | Elizabeth Wright | November 9, 1979 - January 1, 2021

French essayist | Prix Femina essai (2013), Chevalier des Arts et des Lettres (2014) | Lycée Henri-IV, École Normale Supérieure | Paris: November 9, 1975

Russian mathematician, Dr.Sc., Professor, a professor at the Moscow State University. | Moscow State University, MSU Faculty of Computational Mathematics and Cybernetics

German mathematician | Humboldt University of Berlin | Berlin: November 9, 1966 - Martha's Vineyard: August 26, 1992 | Daniel Huybrechts | Berlin: November 9

November 9, 1965 - Lublin: September 6, 2009 | Tomáš Hříbek (Tomas Hribek) | November 9, 1965 - Lublin: September 6, 2009

Belgian philosopher and psychiatrist | Wevelgem: November 9, 1965 - Pisa: March 10, 1872 | Damiaan Denys | Wevelgem: November 9, 1965 - Pisa: March 10, 1872

American mathematician | Fellow of the American Mathematical Society (2021), Fellow of the American Academy of Arts and Sciences (2023) | Princeton University

Italian philosopher (1961-) | The Shadow Club: The Greatest Mystery in the Universe | Milan: November 9, 1961 - August 30, 1996 | Roberto Casati | Milan

Italian physicist | Lise Meitner Prize (2014), Enrico Fermi Prize (2013), Fulbright Scholarship | University of California, Santa Cruz, University of Turin

Polish diplomat | Zasłużony Działacz Kultury, Medal of the Centenary of Regained Independence (2023), Polish Cultural Merit Order (2001), Order of Stara

Hungarian biochemist | Knight's Crosses of the Order of Merit of the Republic of Hungary (2025), Jedlik Ányos Award (2007) | Budapest University of Technology

Canadian mathematician | Coxeter–James Prize (1990), David Borwein Distinguished Career Award (2010), Jeffery–Williams Prize (2007), Fellow of the American

Swiss writer | Rambert Award (1992) | Sion: November 9, 1952 - Le Plessis-Robinson: June 14, 2012 | Jean Romain | Sion: November 9, 1952 - Le Plessis-Robinson

American remote sensing researcher | Remote Sensing: The Image Chain Approach | Syracuse University, Canisius University, University at Buffalo | Buffalo

German philosopher, physicist and mathematician | Free University Berlin | Berlin: November 9, 1951 - Vienna: September 15, 1954 | Rainer E. Zimmermann

scientist | National legend of Ukraine (2024), Order of Merit, 1st class, State Prize of Ukraine in Science and Technology, Hero of Ukraine, Order of the

Polish mathematician | Fellow of the American Mathematical Society (2013) | University of Warsaw | Warsaw: November 9, 1948 - Toronto: November 8, 1952

Polish philosopher | Officer of the Order of Polonia Restituta (2013), Medal of the National Education Commission, Knight of the Order of Polonia Restituta

German chemist | Wilhelm-Klemm Prize (2009), Gottfried Wilhelm Leibniz Prize (1991) | Ludwig-Maximilian-University in Munich | Görlitz: November 9, 1944

Polish chemist (1941-2010) | University of Warsaw | Lublin: November 9, 1941 - Warsaw: March 24, 2010 | Andrzej Sadlej - Andrzej Jerzy Sadlej | Lublin

educator, activist and philosopher | Salesian Pontifical University | Taurisano: November 9, 1940 - Rome: January 20, 1993 | Nicola Palmisano | Taurisano

Indian physicist | Esther Hoffman Beller Medal (2003), Shanti Swarup Bhatnagar Prize for Science and Technology (1979), Fellow of the Optical Society | Cornell

Professor of chemistry | Complutense University of Madrid | Barranquilla: November 9, 1939 - Middletown: February 12, 2012 | Issa Katime | Barranquilla

Russian geologists and historian of geology (1935-2017) | Gubkin University | Rechytsa: November 9, 1935 - Bonn: July 28, 2017 | Arkady Galkin | Rechytsa

Swiss physicist and university professor at the ETH Zurich | ETH Zurich | Aarau: November 9, 1935 - September 9, 2012 | Walter Hunziker | Aarau: November 9

scientist | Order of Friendship of Peoples, Order of the Badge of Honour, Medal "Veteran of Labour", Honoured Worker of Science and Technology of the RSFSR

German physicist | Fritz London Award (1993) | Biberach an der Riss: November 9, 1929 - January 31, 1998 | Albert Schmid | Biberach an der Riss: November 9

Dutch scientist | Leiden University | Sumatra: November 9, 1928 - Oegstgeest: March 25, 2025 | Alexander Ollongren | Sumatra: November 9, 1928 - Oegstgeest

Russian mathematician (1928-1976) | Order of the Red Banner of Labour (1975), Order of the Red Banner of Labour (1967) | Ural State University, Perm State University

Russian physicist (1928–1998) | Order of the Red Banner of Labour, USSR State Prize, James Clerk Maxwell Prize for Plasma Physics (1998), Lenin Prize | MSU

Estonian mathematician (1926–2017) | Order of the White Star, 3rd Class (2001), Gerhard Rägo medal (1998), honorary citizen of Tartu | University of Tartu

Polytechnic School of the University of São Paulo | November 9, 1925 - Halle (Saale): May 5, 1899 | Victor Nehmi | November 9, 1925 - Halle (Saale): May 5, 1899

Hungarian philosopher of mathematics and science (1922-1974) | Proofs and Refutations, For and Against Method, Falsification and the Methodology of Scientific

American mathematician (1922-2010) | Columbia University, University of Pennsylvania School of Engineering and Applied Science | Philadelphia: November 9, 1922

American scientist (1921-1992) | Faraday Medal (1976), NASA Distinguished Service Medal (1970), John Fritz Medal (1976) | Brown University, Stanford University

Polish chemist | Odznaka tytułu honorowego „Zasłużony Nauczyciel PRL”, Commander of the Order of Polonia Restituta, Gold Cross of Merit, Officer of the

Polish chemist | Officer of the Order of Polonia Restituta, Gold Cross of Merit, Knight of the Order of Polonia Restituta, Medal of the National Education Commission

American semiotician (1920-2001) | Guggenheim Fellowship, Fellow of the Committee for Skeptical Inquiry | Princeton University, Fasori Gimnázium, University of Chicago

Iranian astronomer (1920-2011) | University of Paris, University of Tehran | Tehran: November 9, 1920 - Tehran: March 4, 2011 | Alenush Terian | Tehran

American chemist | University of Chicago, Indiana University Bloomington | November 9, 1914 - March 10, 1996 | James H. Coon | November 9, 1914 - March 10

Austrian-American actress and co-inventor of an early technique for spread spectrum communications and frequency hopping (1914-2000) | National Inventors Hall

Argentine physician (1910-2011) | University of Turin | Turin: November 9, 1910 - Buenos Aires: November 27, 2011 | Eugenia Sacerdote de Lustig | Turin

Dutch chemist (1908-1994) | The Hague: November 9, 1908 - Tilburg: November 28, 1994 | Hans de Goeij | The Hague: November 9, 1908 - Tilburg: November 28, 1994

Russian mathematician (1908–2000) | Stalin Prize, Order of the October Revolution, Medal "For Valiant Labour in the Great Patriotic War 1941–1945", Medal

Ukrainian mathematician (1906–1981) | State Prize of Ukrainian SSR in Science and Technology (1978), Order of Lenin, Order of the October Revolution | Baku

rocket engineer (1906-1996) | NASA Exceptional Service Medal, NASA Distinguished Service Medal, Department of the Army Decoration for Exceptional Civilian Service

scientist | Order of the Red Star, Medal "For Courage", Order of the October Revolution, Order of the Red Banner of Labour | Perm State University

British philosopher | Highgate School, Wadham College | London: November 9, 1898 - Forest Row: December 14, 1997 | Owen Barfield | London: November 9, 1898

British chemist | doctor honoris causa from the University of Paris (1958), Longstaff Prize (1969), Nobel Prize in Chemistry (1967), Fellow of the Royal

French chemist (1897-1977) | general price Muteau, honorary doctorate at the Laval University (1947), Grand Officer of the Legion of Honour | Lycée Carnot

German mathematician (1885–1955) | Lobachevsky Prize (1927), honorary doctor of ETH Zürich, Josiah Willard Gibbs Lectureship (1948), Fellow of the American

American cinema pioneer | star on Hollywood Walk of Fame | Massachusetts Institute of Technology | Chelsea: November 9, 1881 - Los Angeles: July 11, 1963

South Asian Islamic philosopher, poet and politician (1877–1938) | Sir, Knight Bachelor | Persian Psalms, Gabriel's Wing, Gift from Hijaz, Ilm Al-Iqtisad

German mathematician (1875-1955) | Leipzig University | Königsberg: November 9, 1875 - Dornholzhausen: August 19, 1955 | Ernst Richard Neumann | Königsberg

Russian chemist (1875-1935) | hydrogen embrittlement | Faculty of Physics and Mathematics of Moscow Imperial University, Kazan Imperial University | Moscow

American medical scientist (1871–1953) | Lasker-Bloomberg Public Service Award (1951), Colorado Women's Hall of Fame (1985), National Women's Hall of Fame (1973)

Honored Scientist of the RSFSR, Order of Lenin | Medical faculty of Moscow University, Yaroslavl Men's Gymnasium | November 9, 1864 - October 1, 2020

English organic chemist (1860 - 1944) | University of Oxford, University of London | Foleshill: November 9, 1860 - Torquay: January 26, 1944 | Frederick Daniel

French corps of bridges, waters and forests and engineer (1859–1939) | Knight of the Legion of Honour (1898), Croix de guerre 1914–1918, Officer of the

American military officer, linguist and inventor (1858–1923) | San Francisco: November 9, 1858 - Eagle Rock: April 4, 1923 | Edward Otho Cresap Ord II | San

American writer (1853–1937) | Harvard University, Phillips Academy | New Sharon: November 9, 1853 - Cleveland: August 29, 1937 | Charles Franklin Thwing

British philosopher | St John's College | Chester: November 9, 1850 - Malvern: February 8, 1936 | Alfred Caldecott | Chester: November 9, 1850 - Malvern

French priest and philosopher (1848-1926) | Beaulieu-sur-Dordogne: November 9, 1848 - Beaulieu-sur-Dordogne: June 9, 1926 | Albert Farges

Hungarian mathematician (1846–1925) | Heidelberg University | Nagykőrös: November 9, 1846 - Budapest: October 16, 1925 | Mór Réthy - Rothbaum Mór (Mor

Italian mathematician (1842-1895) | University of Turin | Chivasso: November 9, 1842 - Turin: July 28, 1895 | Giuseppe Basso | Chivasso: November 9, 1842

November 9, 1829 - Zurich: February 12, 1926 | Johann Georg Beringer | November 9, 1829 - Zurich: February 12, 1926

Italian astronomer (1819-1892) | Gold Medal of the Royal Astronomical Society (1851), Royal Order of Francis I (1859), Order of the Red Eagle (1854), Knight

Italian mathematician | Cirié: November 9, 1816 - Santa Clara: February 7, 1892 | Joseph Bayma | Cirié: November 9, 1816 - Santa Clara: February 7, 1892

journalist, publisher, playwright, and scientist (1812–1890) | Chêne-Bougeries: November 9, 1812 - Montreal: June 12, 1890 | Napoléon Aubin (Napoleon

American priest, mathematician and army officer (1809-1877) | United States Military Academy, Kenyon College | Frankfort: November 9, 1809 - Alexandria: December 8, 1877

Italian philosopher (1802–1870) | University of Perugia | Ravenna: November 9, 1802 - Florence: April 15, 1870 | Marianna Marquesa Florenzi | Ravenna

American inventor (1801–1874) | National Inventors Hall of Fame (2006) | Norwich: November 9, 1801 - Borden: January 11, 1874 | Gail Borden | Norwich

British astronomer, naturalist, and philosopher (1789-1860) | Fellow of the Linnean Society of London, Fellow of the Royal Astronomical Society | Corpus Christi College

Italian chemist (1771-1847) | Florence: November 9, 1771 - Florence: June 22, 1847 | Giuseppe Gazzeri | Florence: November 9, 1771 - Florence: June 22, 1847

Russian mathematician | Order of St. Vladimir, 3rd class (1809), Order of Saint Anna, 2nd class (1802) | Academic University at the St. Petersburg Academy of Sciences

free African American scientist, surveyor, almanac author and farmer (1731–1806) | Baltimore County: November 9, 1731 - Oella: October 19, 1806 | Benjamin

German philosopher (1606-1681) | University of Helmstedt | Norden: November 9, 1606 - Helmstedt: December 12, 1681 | Hermann Conring (Fortunatus | Cyriacus

Chinese philosopher and general (1472–1529) | Yuyao City: November 9, 1472 - Ganzhou: January 19, 1529 | Wang Yangming | Yuyao City: November 9, 1472