Visiting the Earth-Like Worlds of TRAPPIST-1
We have begun to understand the composition of worlds that are hundreds of trillions of kilometers from Earth. Astronomer Nikole Lewis is co-leader of a team that has used the Hubble Space Telescope t...
11 Apr 201831min
Space Policy Edition: Lori Garver on what a NASA Administrator (and Deputy) actually does
Lori Garver, former Deputy Administrator of NASA, talks with Casey about what the Deputy and Administrator jobs are like day-to-day, how decisions actually get made at the top, and why the current lac...
6 Apr 20181h 17min
AI, Space, and Humanity’s Future—A Conversation with David Brin
The multi-award winning science fiction author, futurist and speaker returns to Planetary Radio for a wide-ranging conversation about robots and humans in space, empathetic artificial intelligences, h...
4 Apr 20181h 8min
A Space Station Crashes to Earth
By the time you hear this week’s episode, China’s Tiangong-1 may have spectacularly re-entered our planet’s atmosphere, raining metal on an unpredictable location. The Aerospace Corporation’s Bill Ai...
28 Mars 201850min
Stephen Hawking: Spaceflight Pioneer!
He is known for his breakthrough physics and popularizing of science, but Dr. Hawking also wanted to fly in space. Erik Viirre led the medical team that helped Stephen experience weightlessness. He s...
21 Mars 201839min
Amateur Astronomers Work To Save Earth From Asteroids!
Seven astronomers have been selected to receive Shoemaker NEO (Near Earth Object) grants from the Planetary Society. They and their observatories span the planet. We’ll meet an American and an Austr...
14 Mars 201836min
Visiting the Birthplace of PlanetVac
Space is hard. Sample collection and return is harder still. That’s why the radically-simplified PlanetVac system from Honeybee Robotics is so intriguing. Join Planetary Society Chief Scientist Bru...
7 Mars 201844min
Space Policy Edition #23 - Blitzing Congress: Planetary Society volunteers visit Capitol Hill
Society members from 21 states descended on the U.S. capitol for a "blitz" of 178 meetings in two days. Casey and special guest Matt Renninger explain why that is such an important activity, and blitz...
2 Mars 201835min
