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

Revisiting K2-18 b: JWST finds a new lead in the search for life on a mysterious exoplanet

Knicole Colón, the deputy project scientist for exoplanet science for JWST, joins Planetary Radio to discuss the detection of methane and carbon dioxide in the atmosphere of K2-18 b.

Emily Calandrelli becomes the hundredth woman in space

Emily Calandrelli, also known as “the Space Gal,” shares her experience becoming the hundredth woman in space after blasting off on a Blue Origin suborbital rocket.

Space Policy Edition: The Challenges of Change at NASA

Marcia Smith, founder of Space Policy Online, joins the show to discuss the motivations and risks of pursuing change at NASA - and how much change can ultimately happen with Congress holding the purse strings.

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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