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  • “Exploration is in our nature.” - Carl Sagan

Since 2002, Planetary Radio has visited with a scientist, engineer, project manager, advocate, or writer who provides a unique perspective on the quest for knowledge about our solar system and beyond. The full show archive is available for free.

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Newsome, Watkins, and Proctor at Yuri’s Night 2023

Yuri’s Night: For all SpaceKind

Join us as we delve into the heart of LA's 2023 Yuri's Night party, a celebration commemorating Yuri Gagarin's pioneering 1961 voyage into space.

Laurie Leshin portrait

New Jet Propulsion Lab Director Laurie Leshin

Laurie Leshin has just become the tenth director of JPL and the first woman to run the fabled center for space science and robotic exploration.

Opening 2022 Yuri's Night

Yuri’s Night: Join the party!

Thousands celebrated the 61st anniversary of the first human voyage into space. We’ll take you to the Los Angeles party under the Space Shuttle Endeavour.

1970s artist concept for a space colony based on work by Gerard K. O’Neill and others

The High Frontier: A New Documentary About Gerard K. O’Neill

Gerard K. O’Neill envisioned vast, magnificent human settlements in space. His followers, including Jeff Bezos, are working to turn his vision into reality.