Category
page 1Carl Sagan
Carl Sagan
American astrophysicist, cosmologist and author (1934–1996)
nuclear winter
hypothetical climatic effect of nuclear war
Lynn Margulis
American evolutionary biologist (1938–2011)
2709 Sagan
asteroid named in honor of Carl Sagan
Ann Druyan
American author and producer
cosmic calendar
visual illustration of the history of the Universe
extraordinary claims require extraordinary evidence
statement about the burden of proof made by various writers throughout history and famously cited by Carl Sagan on the television programme Cosmos
Carl Sagan Memorial Award
award
Nick Sagan
American writer
Carl Sagan Medal for Excellence in Public Communication in Planetary Science
American award for outstanding communication by an active planetary scientist to the general public
Linda Salzman Sagan
American artist and writer (1940–2023)
Carl Sagan Award for Public Understanding of Science
science communication award
Dorion Sagan
American science writer, essayist and theorist
Carl Sagan Institute
Institute for the search of habitable worlds
Sasha Sagan
American author and television producer