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.

Latest Episodes

Space Policy Edition: Mars Sample Return, but at what (fixed) price?

Rocket Lab CEO Peter Beck outlines a $4B fixed-price plan for Mars Sample Return — and reveals new Venus mission details — before VP Richard French explains how a single, integrated team cuts costs and ensures success.

Kiss-and-capture: The dance of Pluto and Charon

How did Pluto meet its largest moon, Charon? Adeene Denton, a research scientist at the University of Arizona, suggests a "kiss-and-capture" may solve this mystery.

The Edward Stone Voyager Exploration Trail

We celebrate Ed Stone’s lasting legacy with the unveiling of the Dr. Edward Stone Exploration Trail at JPL.

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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