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“Exploration is in our nature.” - Carl Sagan

Planetary Radio Episodes

Since 2002, Planetary Radio has visited with a scientist, engineer, project manager, advocate, or writer who provides a unique perspective on the quest for knowledge about our Solar System and beyond. The full show archive is available for free.

Robert Zubrin calls for renewed commitment to science

Planetary Radio

Inside the 2025 Mars Society Convention

Mat Kaplan brings us to USC for the 2025 Mars Society Convention, where leaders in science, engineering, AI, biology, architecture, and advocacy share bold visions for humanity’s future on Mars.

Mars Society Convention panel

Planetary Radio

Science Fiction Greats on Humanity’s Destiny in Space

Robert Zubrin of the Mars Society talks with Gregory Benford, David Brin, Geoffrey Landis and Larry Niven about terraforming Mars, the origin of life, the drive to explore and more.

Planetary Radio

Robert Zubrin Says "Mars Now!"

Robert Zubrin Says Mars Now!

Planetary Radio

Robert Zubrin, 22nd Century Martian

Robert Zubrin, 22nd Century Martian

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