I’m Doin’ Fine on Planet Nine!

To activate exclusive, ad-free All-Access content, click here.

For All-Access contacts, pricing, refund policy and other important information, click here.

Listen On

You Can Also Listen On

About This Episode

Dr. David Grinspoon, the author of Earth in Human Hands, tells comedian Chuck Nice about Planet X. He also calls out our fearless leader Dr. Neil deGrasse Tyson on whether Pluto is a what?

Episode Topics