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

Book Club Edition: Diane Ackerman and “The Planets: A Cosmic Pastoral”

Celebrated author and poet Diane Ackerman joins us for a lively conversation about the new edition of her wonderful collection. Carl Sagan described it as spectacularly good poetry.

Igniting Discovery: A showcase of NASA-funded research

For the first time, the Planetary Society's annual Day of Action was followed by Igniting Discovery, a showcase of the NASA-funded science we're fighting to protect, held in the U.S. Senate building.

Day of Action 2026: Rejoining the fight to save NASA science

The fight to save NASA science is back. Planetary Radio host Sarah Al-Ahmed takes you to Washington, D.C., for the 2026 Day of Action, where Planetary Society members, scientists, and advocates hit Capitol Hill to oppose a proposed 46% cut to NASA's science budget.

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Online & On the Air

You can subscribe to Planetary Radio via any major podcast network.
 

Not on these services? Use this direct RSS feed. Shows can also be downloaded directly on each episode page.

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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