Louis Friedman

Louis Friedman co-founded the Planetary Society with Carl Sagan and Bruce Murray and was its executive director for thirty years. He has contributed to numerous journals and is the author of Starsailing: Solar Sails and Interstellar Travel, Human Spaceflight: From Mars to the Stars, and Planetary Adventures: From Moscow to Mars. He serves on the NASA Innovative Advanced Concepts External Council and on the Breakthrough Initiatives Starshot Advisory Committee. Friedman is an elected member of the International Academy of Astronautics and the Explorers Club and was a leader of the NASA/JPL Advanced Programs.
Alone but Not Lonely Alone but Not Lonely
Alone but Not Lonely

Alone but Not Lonely

Exploring for Extraterrestrial Life

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Human Spaceflight Human Spaceflight
Human Spaceflight

Human Spaceflight

From Mars to the Stars

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