Planetary Radio: Space Exploration, Astronomy and Science

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 Mat Kaplan and Planetary Society colleagues including Bill Nye the Science Guy, Bruce Betts, and Emily Lakdawalla as they dive deep into the latest space news. The monthly Space Policy Edition takes you inside the DC beltway where the future of the US space program hangs in the balance. Visit for the space trivia contest, an episode guide, and much more.

Categories: Science & Medicine

Listen to the last episode:

A co-founder of the annual, worldwide event, and the leader of the European Space Agency’s planetary defense program mark the 114th anniversary of the Tunguska near-Earth asteroid disaster and the progress we’ve made toward avoiding another impact.

Previous episodes

  • 1076 - Asteroid Day! Earth Plays Defense 
    Wed, 29 Jun 2022
  • 1075 - Sail on! Bill Nye and others celebrate LightSail 2’s three years in space 
    Wed, 22 Jun 2022
  • 1074 - Portrait of a Scientist: A Conversation with Psyche mission leader Lindy Elkins-Tanton 
    Wed, 15 Jun 2022
  • 1073 - Planetary Radio at the Humans to Mars Summit 
    Wed, 08 Jun 2022
  • 1072 - Space Policy Edition: Inside the Planetary Science Decadal Survey Process with Bethany Ehlmann 
    Fri, 03 Jun 2022
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