Planetary Radio

Let The Planetary Society’s weekly podcast take you to the outer reaches of the Solar System and beyond. Host Sarah Al-Ahmed visits with scientists, engineers, mission leaders, astronauts, advocates, and writers who provide their unique and exciting perspectives on the exploration of our universe. New episodes are published every Wednesday.

We are proud to feature Planetary Radio: Space Policy Edition on the first Friday of every month. The Planetary Society's Chief of Space Policy Casey Dreier dives deep into the policy and politics behind what we do and where we go in space.

You can also enjoy Planetary Radio: Book Club Edition every month. Hosted by the creator of Planetary Radio and The Planetary Society's Senior Communications Adviser, Mat Kaplan, the Book Club Edition podcast features discussions with authors of space-themed books

Latest Episodes

From the Mojave to Phobos: PlanetVac rides with MMX

Japan’s MMX mission is about to launch for the moons of Mars, carrying a sampler with deep Planetary Society roots. Asa Stahl, public outreach astronomer at The Planetary Society, and Kris Zacny, vice president and senior research scientist at Honeybee Robotics, tell the story.

Space Policy Edition: What does “science as a service” really mean?

Jack Kiraly, chief of advocacy for The Planetary Society, and planetary scientist Britney Schmidt join Casey Dreier to examine NASA’s push toward “science as a service,” and why science is so much more than buying data.

2026 NASA's Innovative Advanced Concepts Symposium: Part 2 — Solar sails and breathing beyond Earth

More conversations from the 2026 NIAC Symposium, this time about the propulsion and life support breakthroughs that could carry us to the outer Solar System and keep us alive when we get there.

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Online & On the Air

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Sarah Al-Ahmed portrait
Planetary Radio Host Sarah Al-Ahmed is the host of Planetary Radio, The Planetary Society’s renowned, weekly space podcast and radio program.Image: The Planetary Society