
Planetary Radio: Space Exploration, Astronomy and Science
Planetary Radio brings you the human adventure across our Solar System and beyond. We visit each week with the scientists, engineers, leaders, advocates, and astronauts who are taking us across the final frontier. Regular features raise your space IQ while they put a smile on your face. Join host Sarah Al-Ahmed and Planetary Society colleagues including Bill Nye the Science Guy and Bruce Betts as they dive deep into space science and exploration. The monthly Space Policy Edition takes you inside the DC beltway where the future of the US space program hangs in the balance. Visit planetary.org/radio for an episode guide and much more.
Latest episodes

Aug 28, 2019 • 44min
What Will You Send to the Moon?
Astrobotic is one of several companies that are building small, robotic landers to take commercial payloads to the surface of the Moon. With a new contract from NASA to support his company’s work, CEO John Thornton looks forward to touching down in 2021. Senior editor Emily Lakdawalla can’t wait for the Europa Clipper to reach Europa, one of Jupiter’s ocean moons. Who doesn’t want more cow bell? Chief scientist Bruce Betts gets his share as he helps us explore the current night sky in What’s Up. Learn more about this week’s guests and topics at: http://www.planetary.org/multimedia/planetary-radio/show/2019/0828-2019-john-thornton-astrobotic.htmlSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

Aug 21, 2019 • 1h 4min
NASA’s Red Planet Rick and Putting Humans on Mars
Rick Davis is the perfect person to co-lead NASA’s Mars Human Landing Sites Study. No one is more devoted to putting human bootprints on the Red Planet. He returns to Planetary Radio for this inspiring and informative conversation about our progress. Bruce Betts leads off What’s Up with another brief LightSail 2 update. The Planetary Society’s solar sailing cubesat continues to raise its orbit. Learn more about this week’s guests and topics at: http://www.planetary.org/multimedia/planetary-radio/show/2019/0821-2019-rick-davis-humans-on-mars.htmlSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

Aug 14, 2019 • 1h 8min
Reflections of Humanity in a Spacesuit for Moonwalkers
Host Mat Kaplan in a long and fascinating conversation with Nicholas de Monchaux, author of Spacesuit: Fashioning Apollo. This great book is about much more than creation of the suits that allowed humans to walk and work on the Moon. Jason Davis shares pointers on looking for LightSail 2 overhead, while Bruce Betts provides a solar sail update in this week’s What’s Up. And you might win a Planetary Radio t-shirt! Learn more about this week’s guests and topics at: http://www.planetary.org/multimedia/planetary-radio/show/2019/0814-2019-spacesuit-nicholas-de-monchaux.htmlSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

Aug 7, 2019 • 1h 15min
Planetary Radio Live with Bill Nye at Science Museum Oklahoma
Join Planetary Society CEO Bill Nye and host Mat Kaplan as they visit Oklahoma City’s outstanding public science museum. You’ll meet University of Oklahoma researchers who are exploring Mars and learning how solar systems form across the universe. And we’ll hear about the Sooner state’s huge role in our exploration of the final frontier. Learn more about this week’s guests and topics at: http://www.planetary.org/multimedia/planetary-radio/show/2019/0807-2019-planetary-radio-live-science-museum-oklahoma.html Learn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

Aug 7, 2019 • 1h 15min
Planetary Radio Live at Science Museum Oklahoma
Join Planetary Society CEO Bill Nye and host Mat Kaplan as they visit Oklahoma City’s outstanding public science museum. You’ll meet University of Oklahoma researchers who are exploring Mars and learning how solar systems form across the universe. And we’ll hear about the Sooner state’s huge role in our exploration of the final frontier. Learn more about this week’s guests and topics at: http://www.planetary.org/multimedia/planetary-radio/show/2019/0807-2019-planetary-radio-live-science-museum-oklahoma.htmlSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

Aug 2, 2019 • 1h 23min
Space Policy Edition: The Home Front During Apollo (with Emily Margolis)
Did the public support Project Apollo? Dr. Emily Margolis joins the show to explore the domestic politics and cultural impact of the space age throughout the 1960s. Despite the success of the lunar landings, there was more opposition to Apollo than we generally remember. Chief Advocate Casey Dreier also provides an update on some important developments in the U.S. Congress on the eve of their August recess—including some potentially good budget news for NASA. More resources about this month’s topics are at http://www.planetary.org/multimedia/planetary-radio/show/2019/space-policy-edition-40.html Learn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

Jul 31, 2019 • 38min
A Helicopter for Mars and a Major LightSail Announcement
It will be the first flying machine on another world. Mars Helicopter Project Manager MiMi Aung shares her plans. There’s big news about The Planetary Society’s LightSail 2! You’ll hear it from embedded reporter Jason Davis and from LightSail Program Manager Bruce Betts, along with Bruce’s regular What’s Up look at the night sky. Learn more about this week’s guests and topics at: http://www.planetary.org/multimedia/planetary-radio/show/2019/0731-2019-mars-helicopter-lightsail-2-success.htmlLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

Jul 24, 2019 • 39min
Ready to Sail! LightSail 2 Deploys its Silvery Wings
Join us as the little cubesat successfully unfurls its solar sail. You’ll hear from members of the LightSail 2 mission team on the morning of July 23, 2019, when the critical command was sent to the spacecraft. Then we’ll congratulate Kris Zacny of Honeybee Robotics on the selection by NASA of the radically-simple PlanetVac sample collection system for a trip to the Moon. Learn more about both of this week’s topics at: http://www.planetary.org/multimedia/planetary-radio/show/2019/0724-2019-lightsail2-deployment-kris-zacny-planetvac.htmlLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

Jul 17, 2019 • 55min
Apollo 11 and the Woman Who Helped Get It Home
Poppy Northcutt was a pioneer—the first woman to work as an engineer in Apollo Mission Control. The program she helped to create got the astronauts back to Earth. Fifty years later, she sits down with Mat Kaplan for a look back. They are joined by JPL planetary scientist Rosaly Lopes who was inspired to become a STEM professional by Poppy. You’ll also hear Apollo moonwalkers Buzz Aldrin and Charlie Duke at a 50th anniversary celebration, along with Casey Dreier’s introduction to The Planetary Society’s comprehensive Apollo at 50 resource. And we’ll get a LightSail 2 update from Bruce Betts. Learn more about all of this week’s topics at: http://www.planetary.org/multimedia/planetary-radio/show/2019/0717-2019-poppy-northcutt-apollo.html Learn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

Jul 10, 2019 • 57min
We’re Sending a Flying Machine to Titan
NASA has given the go-ahead for Dragonfly, a flying rotorcraft that will explore Saturn’s mysterious moon Titan. Mission Principal Investigator Elizabeth “Zibi” Turtle helps us celebrate. Troy Hudson tells us about the ongoing effort to rescue the Mole on Mars lander InSight. And Bruce Betts provides the latest on LightSail 2’s attempt to sail on the light of the sun. Learn more about all of this week’s topics at: http://www.planetary.org/multimedia/planetary-radio/show/2019/0710-2019-troy-hudson-zibi-turtle-ls2.html Learn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.