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  • Carl Sagan On Canadian Television

    Astronomer Carl Sagan @ CBC

    Carl Sagan on the CBC.

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  • The Drake Equation

    N = R* fp ne fl fi fc L Where, N = The number of civilizations in The Milky Way Galaxy whose radio emissions are detectable. R* = The rate of formation of stars suitable for the development of intelligent life. fp = The fraction of those stars with planetary systems. ne = The number […]

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  • Claim to Fame.

    Aside from Dr. Sagan’s early writings that express his belief that life beyond Earth is more likely than possible, it was his observations about the Venus’ atmosphere that launched his career. In this video excerpt from 1961, Sagan expresses his assessment of the second planet’s atmosphere.

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  • Who Speaks for Earth?

    When I watch Carl Sagan discuss the reality of nuclear proliferation in the final episode of Cosmos, it cements my unabashed admiration of him. When I watch him pace among the tress on the hilltop, I’m reminded not only that he was a great teacher, scientist, and writer; he was also a passionate activist. A […]

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  • Ann Druyan

    Celebrating Sagan is excited to be working with the public on a series of short articles about Carl Sagan. While we will surely discuss his life and work, most of our writings will be about how Dr. Sagan impacted our lives and perspectives. Simple stuff really — evangelism in the name of Sagan. Testify! Since […]

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  • Cosmic Celebrity

    This video contains fond remembrances of Carl Sagan, the original cosmic celebrity.

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How has the life and work of Dr. Sagan influenced or inspired you? Share your memories of Carl Sagan