

Planetary Radio: Space Exploration, Astronomy and Science
The Planetary Society
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.
Episodes
Mentioned books

Mar 22, 2023 • 54min
Getting psyched for Psyche
NASA’s Psyche mission to explore a metallic asteroid will launch later this year. Lindy Elkins-Tanton, the principal investigator for Psyche, joins Planetary Radio to share the mission’s status and look forward to the wonders that await when the spacecraft reaches its heavy metal target. We also keep you updated on exciting news from Venus, and let you know what to catch in the upcoming night sky in What’s Up.Discover more at: https://www.planetary.org/planetary-radio/2023-getting-psyched-for-psycheSee omnystudio.com/listener for privacy information.

Mar 15, 2023 • 55min
Universal Harmonies: Sonifying images for science and accessibility
Kim Arcand from NASA’s Chandra X-ray Observatory joins Planetary Radio to share her team’s new album “Universal Harmonies.” It’s a beautiful collection of sonified observations taken by the space telescope that aims to make space images more accessible to people with low or no vision. The Planetary Society team celebrates the release of their new member community app and shares an update on the Boeing Starliner. Stick around for a chance to win a vinyl version of “Universal Harmonies” in this week’s space trivia contest.Discover more at: https://www.planetary.org/planetary-radio/2023-universal-harmoniesSee omnystudio.com/listener for privacy information.

Mar 8, 2023 • 1h 16min
Looking back on Voyager’s 45th Anniversary
Planetary Radio’s creator Mat Kaplan guest hosts for this look back at the Jet Propulsion Lab’s celebration of the 45th anniversary of the Voyager mission. Stick around for his conversation with Ann Druyan, creative director for the Golden Record carried by the probes. Mat and Bruce Betts reunite for this week’s What’s Up and space trivia contest.Discover more at: https://www.planetary.org/planetary-radio/2023-voyager-45th-anniversarySee omnystudio.com/listener for privacy information.

10 snips
Mar 3, 2023 • 1h 11min
Space Policy Edition: The Tricky Ethics of Space Settlement
Humanity is on the cusp of attempting permanent settlement on other worlds. But who gets to go? How will we govern ourselves or enforce laws off Earth? How can you have property rights, labor rights, or even individual rights when the very air you breathe is limited and potentially controlled by your employer? Dr. Erika Nesvold, astrophysicist and author of the new book “Off-Earth: Ethical Questions and Quandaries for Living in Outer Space” explores the ethical challenges facing our species as it dips its toe into living beyond our home planet.See omnystudio.com/listener for privacy information.

Mar 1, 2023 • 37min
The Canadian Lunar Rover with Peter Visscher
In this week’s episode, Director of Canadensys West Peter Visscher fills us in on the upcoming Canadian lunar rover. Visscher has been working on the rover for years. Bruce Betts also returns to the show for another installment of What's Up. Discover more at: https://www.planetary.org/planetary-radio/2023-canadian-lunar-rover-peter-visscherSee omnystudio.com/listener for privacy information.

Feb 22, 2023 • 47min
Martian rock collecting: From meteorites to Mars Sample Return
Exciting updates to the plans to return samples from Mars to Earth are underway. Meenakshi Wadhwa, principal scientist for Mars Sample Return at NASA JPL, shares what we have learned from our studies of Martian meteorites and fills us in on the upcoming Mars Sample Return missions. Stick around for our review of the night sky and a look back at this week in space history in What’s Up with Bruce Betts. Discover more at: https://www.planetary.org/planetary-radio/2023-martian-rock-collecting See omnystudio.com/listener for privacy information.

Feb 15, 2023 • 59min
Are we alone? The search for alien technosignatures
A new volunteer science project to search for alien technosignatures has launched! Jean-Luc Margot and Megan Li from UCLA join us to share the exciting debut of their Planetary Society STEP Grant-funded SETI project on Zooniverse. Our public education specialist Kate Howells reflects on the tenth anniversary of the Chelyabinsk Meteor Event, and don’t miss your chance to win a comfy Planetary Society beanie in this week’s Space Trivia Contest. Discover more at: https://www.planetary.org/planetary-radio/2023-are-we-alone-setiSee omnystudio.com/listener for privacy information.

Feb 8, 2023 • 54min
More on Mars’ Watery History
Mars expert Tanya Harrison shares the details on some of the newest discoveries about Mars’ history, including the discovery of an impact crater thought to be linked to a megatsunami in Mars’ ancient ocean and the discovery of opals, a water-rich gem, in Gale Crater. Stick around for What’s Up as we let you know what to look for this week in the night sky. Discover more at: https://www.planetary.org/planetary-radio/2023-more-on-mars-watery-history See omnystudio.com/listener for privacy information.

Feb 3, 2023 • 1h 17min
Space Policy Edition: The White House's Matt Daniels on the U.S.'s New Cislunar Strategy
For the first time in history, the White House laid out a national policy for science and technology in the vast expanse of cislunar space. This policy is not just for NASA — it's an all-of-government approach to establish the infrastructure and capabilities to enable a multitude of national and private actors to reach for the Moon and its environs. Dr. Matt Daniels of the White House's Office of Science and Technology Policy chaired the group that defined this new strategy; he joins the show to discuss the strategy, its ambitions, and implications for the future of lunar exploration and development. Discover more at: https://www.planetary.org/planetary-radio/us-new-cislunar-strategySee omnystudio.com/listener for privacy information.

Feb 1, 2023 • 60min
JWST confirms its first exoplanet
The James Webb Space Telescope has confirmed the discovery of its first exoplanet. Jacob Lustig-Yaeger, one of the leads on the team that made the detection, joins us to discuss the details. We share info on the Juno mission to Jupiter's next flybys of Io, let you know how to spot the "green comet" visiting our part of the Solar System, and provide insights on the night sky in What's Up. Discover more at https://www.planetary.org/planetary-radio/2023-JWST-confirms-its-first-exoplanetSee omnystudio.com/listener for privacy information.