Book Club Edition: Planetary Society Chief Scientist Bruce Betts’ latest for kids

They informed and entertained together throughout the first 20 years of Planetary Radio. Listen in as the Society's chief scientist and book club edition host Mat Kaplan share the mic once again for a delightful conversation about Dr. Betts' two new space books for young people. "Are We Alone?" introduces the search for life across the Universe, while "The Size of Space" collects many of Bruce's brilliant and hilarious ways to cut our Solar System down to human size. Discover more at:

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Book Club Edition: Planetary Society Chief Scientist Bruce Betts’ latest for kids is an episode from Planetary Radio: Space Exploration, Astronomy and Science by The Planetary Society.

This episode is 56:54 long.

This episode was published on Feb 20, 2026.

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