© 2023 WSIU Public Radio
WSIU Public Broadcasting
Play Live Radio
Next Up:
Available On Air Stations
Planetary Radio
HD 1: Sat @ 6AM-6:30AM & Sun @ 6AM-6:30AM

Each week, Planetary Radio visits with a scientist, engineer, project manager, astronaut, advocate or writer who provides a unique and exciting perspective on the exploration of our solar system and beyond. We also showcase regular features that raise your space IQ while they put a smile on your face. Host Mat Kaplan is joined by Planetary Society colleagues Bill Nye the Science Guy, Bruce Betts, and Emily Lakdawalla.

HD 1: Sat @ 6AM-6:30AM & Sun @ 6AM-6:30AM
HD 2: Sat 5:30PM-6PM

Stay Connected
  • 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.
  • 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.
  • 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.
  • 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.
  • 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.
  • 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.
  • 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.
  • 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.
  • 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.
  • Dive into the latest discoveries about Jupiter’s moons Ganymede, Europa, and Io with Scott Bolton, the principal investigator for NASA’s Juno mission. We share analysis of the data collected by the spacecraft and look forward to upcoming exploratory missions to Jupiter’s moons from ESA and NASA. Stick around for this week’s What’s Up and our space trivia contest. Discover more: at https://www.planetary.org/planetary-radio/2023-juno-journeys-to-jupiters-moonsSee omnystudio.com/listener for privacy information.