Click above to listen to part 3 of The Crater Good, featuring Edward Young, cosmochemist and geochemist at UCLA, suggesting that Theia, the hypothetical planetoid that scientists believe collided with the Earth 4.5 billion years ago, hit our planet directly, and that the moon is the splash of that collision, being comprised of Earth remnants rather than Theia remnants.

The Crater Good:
Part 1: James Oberg / China on the Moon
Part 2: Clive Neal / Moon Colonies
Part 3: Edward Young / Moon Creation
Part 4: Apollo 17 Returns to the Moon
Part 5: Margaret Race / Moon Protection

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for our three part series on the 20th anniversary of Hurricane Katrina

Big Picture Science is an immersive radio show and podcast that reveals the unexpected connections in science.

Our Skeptic Check episodes take a critical look at extraordinary science claims and pseudoscience.

Don’t settle for a science snapshot. Get the big picture. 

Hosted By

Molly Bentley Executive Producer and Co-Host, Big Picture Science  

Seth Shostak Producer and Co-Host, Big Picture Science
Senior Astronomer, SETI Institute

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