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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.

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Robert Zubrin calls for renewed commitment to science

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.

Sarah Al-Ahmed and the Artemis-enabled Stellar Imager (AeSI) team

2024 NASA Innovative Advanced Concepts Symposium: Part 2 - Stellar imaging and looking for life while mining water on Mars

We return to the 2024 NASA Innovative Advanced Concepts (NIAC) Symposium for part two of our coverage as we explore an Artemis-enabled stellar imager and an add-on to large-scale water mining operations on Mars to screen for introduced and alien life.