TERP RAPTOR: A student-built mission to asteroid Apophis
A team of University of Maryland students is building a CubeSat to fly past asteroid Apophis during its historic close approach to Earth in...
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Planetary Radio: Space Exploration, Astronomy and Science
Each week, Planetary Radio visits with a scientist, engineer, project manager, advocate or writer who can provide a unique perspective on the quest for knowledge about astronomy, our solar s...
Planetary Radio: Space Exploration, Astronomy and Science Podcast Guide
Listen to Planetary Radio: Space Exploration, Astronomy and Science, a Religion & Spirituality podcast by The Planetary Society. Stream 1,350 episodes in English, follow new audio stories, and play episodes online on Radio and Podcast.
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Hot Jupiters: The ‘Roasted Planet’ and the wrong-way hotspot
Research Scientist Tiffany Kataria of NASA JPL and Assistant Professor Lisa Dang of the University of Waterloo talk about two extreme hot Ju...
Book Club Edition: “The Edge of Space-Time” by Chanda Prescod-Weinstein
Theoretical physicist Chanda Prescod-Weinstein visits the club for a mind-bending conversation about her brilliant, deeply personal explorat...
Sian Proctor and John Read on teaching babies to love the Cosmos
Commercial space astronaut Sian Proctor and astronomer John Read join Planetary Radio to discuss “Baby's Guide to the Night Sky,” their new...
Small Town Universe: Inside Green Bank's Radio Quiet Zone
Green Bank, West Virginia bans cell phones and Wi-Fi so its giant radio telescope can listen undisturbed. This week, Senior Communications A...
Space Policy Edition: What's going on with commercial space stations?
Clayton Swope, deputy director of the Aerospace Security Project and senior fellow at CSIS, joins the show to break down NASA's rocky path t...
Rosalind Franklin and the search for life on Mars
The European Space Agency's Rosalind Franklin rover finally has a path to Mars. ExoMars Project Scientist Jorge Vago joins Planetary Radio t...
Tianwen-2: China closes in on Kamoʻoalewa
China’s Tianwen-2 mission has arrived at the quasi-moon Kamoʻoalewa. We sit down with Planetary Society contributing editor and freelance sp...
Book Club Edition: “To Be Taught, If Fortunate” with Becky Chambers
Hugo and Locus-winning author Becky Chambers talks with Mat Kaplan about “To Be Taught, If Fortunate,” her outstanding novella. It’s a passi...
Flying on Titan: The engineering of Dragonfly
NASA's Dragonfly mission is sending a car-sized, nuclear-powered rotorcraft to Saturn's moon Titan. Lead rotor engineer Felipe Ruiz and prin...
U.S. space science in flux: Grant rules, rockets, and reorganization
Jack Kiraly, The Planetary Society's director of government relations, joins Sarah Al-Ahmed to discuss proposed grant rule changes that coul...
Space Policy Edition: A proposal to stifle American science
Casey Dreier is joined by Liz Ginexi, a former Program Officer at the U.S. National Institutes of Health, to break down a 400-page proposed...
Spacewoman with Eileen Collins
Colonel Eileen Collins, the first woman to pilot and command a Space Shuttle, joins us to discuss “Spacewoman,” the new documentary telling...
Los Angeles Astronomical Society celebrates 100 years of looking up
The Los Angeles Astronomical Society is one of the oldest and largest amateur astronomy clubs in the United States, and this year it’s turni...
Twenty organic molecules found in an ancient Martian rock
Amy Williams, astrobiologist and associate professor at the University of Florida, discusses a landmark experiment that revealed more than 2...
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 d...
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 w...
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...
Space Policy Edition: Why humans matter — The philosophy of Artemis II
When Artemis II returned its crew safely to Earth, millions of people found themselves unexpectedly moved. The mission was a test flight, a...
Yuri's Night 2026: Celebrating 65 years of human spaceflight
On April 12th, 1961, Yuri Gagarin became the first human in space. Sixty-five years later, we celebrated that milestone at Griffith Observat...