Carl Sagan gave us the poetry of our cosmic origins
Carl Sagan gave us the poetry of our cosmic origins. Astrophysicist Sanjana Curtis is uncovering the science behind it.
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Carl Sagan gave us the poetry of our cosmic origins. Astrophysicist Sanjana Curtis is uncovering the science behind it.
ByJohn Steele
PublishedOctober 21, 2026
Read12 minutes
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In September 1980, Carl Sagan appeared on American television and invited his audience to undertake a voyage through the universe. His thirteen-part PBS series, Cosmos: A Personal Voyage, was an ambitious attempt to tell the story of the universe as a continuous history, from the birth of matter to the emergence of human intelligence. Sagan was an astronomer, but he was also something of a natural philosopher, concerned not simply with what science had discovered but with what those discoveries meant for the human condition. He wanted us to recognize that the universe was not remote from the story of our existence. It was the place from which we had come. In the opening episode, standing at what he called the shores of the cosmic ocean, Sagan offered a thought that would become one of the most enduring expressions in popular science. “We’re made of star-stuff,” he said. “We are…
Sanjana Curtis is an assistant professor of physics at Oregon State University and a 2024 recipient of the Eric and Wendy Schmidt Awards for Excellence in Science Communications. Her book Starforged is scheduled for publication in 2028.
John Steele is the Publisher and Executive Editor of Blue Continuum.
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