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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Heavy Metal: An encounter with the Psyche spacecraft

Suit up for an up-close encounter with the Psyche spacecraft that will soon launch toward the asteroid belt.

Ben Miller Says The Aliens are Coming!

We are joined by British physicist turned comedian and actor Ben Miller, author of The Aliens are Coming! The Extraordinary Science Behind our Search for Life in the Universe.