Finding Life by Looking for Complexity

Finding Life by Looking for Complexity

University of Glasgow chemist Lee Cronin and his collaborators have developed a new way to detect life. Their "assembly theory" could give us a reliable method for recognizing life or evidence of past life based on the complexity of molecules in any environment. The Planetary Society’s Rae Paoletta shares our favorite images of Saturn’s rings with Mat. Bruce Betts reveals which star takes up more of Earth’s night sky as he resolves another What’s Up space quiz. Discover more at https://www.planetary.org/planetary-radio/lee-cronin-assembly-theory

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We have touched the Sun: The Parker Solar Probe’s triumph

We have touched the Sun: The Parker Solar Probe’s triumph

The Parker Solar Probe dipped within the corona on its eighth encounter with our star. It found phenomena that have surprised and delighted heliophysicists, and it captured a movie that is one of the ...

12 Jan 20221h 1min

Space Policy Edition: What We're Watching in 2022

Space Policy Edition: What We're Watching in 2022

New rockets, new legislation, and a new direction for planetary exploration are just some of the major events happening in space in the coming year. D.C. Operations Chief Brendan Curry returns to the ...

7 Jan 20221h 3min

Return to the Moon: Spacesuits and preparing for splashdown in the Pacific

Return to the Moon: Spacesuits and preparing for splashdown in the Pacific

NASA’s Artemis program aims to return humans to the Moon for the first time since 1972. We visit Naval Base San Diego to board the USS John P. Murtha, the ship that may recover the uncrewed Artemis 1 ...

5 Jan 20221h 5min

A good year for space: Planetary Society all-stars review 2021

A good year for space: Planetary Society all-stars review 2021

Mat Kaplan and six Planetary Society colleagues review a year full of accomplishments, firsts and exciting discoveries. Society CEO Bill Nye opens the show with a celebration of the James Webb Space T...

29 Dec 20211h 11min

Discovering Mars with Jim Bell and William Sheehan

Discovering Mars with Jim Bell and William Sheehan

Space historian William Sheehan and planetary scientist Jim Bell have written a fascinating history of humankind’s at least 5,000-year relationship with the Red Planet. “Discovering Mars” is filled wi...

22 Dec 202155min

JWST is ready for launch and amazing science

JWST is ready for launch and amazing science

The James Webb Space Telescope will begin its mission of discovery as soon as Dec. 24. René Doyon, Heidi Hammel and Mike McElwain join us for a conversation about what it may reveal from our solar sys...

15 Dec 20211h 2min

A conversation with the director of “Don’t Look Up”

A conversation with the director of “Don’t Look Up”

The plot of the great new movie “Don’t Look Up” is driven by a giant comet speeding toward Earth and the scientists who want to divert it. Adam McKay directed this dark comedy. He and real-life planet...

8 Dec 202152min

Space Policy Edition: Astronomy Goes Big, with Heidi Hammel

Space Policy Edition: Astronomy Goes Big, with Heidi Hammel

The search for biosignatures on hundreds of exoplanets is the top goal for U.S. astronomers. That's the conclusion from the new, once-per-decade report from the National Academy of Sciences: Pathways ...

3 Dec 20211h 17min

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