The asteroid hunter

Gentry Lee spent nearly five decades at NASA's Jet Propulsion Laboratory, and in that time he helped shape some of the most ambitious missions in the history of space exploration. A new documentary, “Starman,” chronicles his career and the big question that runs through it: is th ...  Show more

Is the United States really in a new space race with China? Or is that framing missing the bigger picture? In this Space Policy Edition of Planetary Radio, Casey Dreier, chief of space policy at The Planetary Society, sits down with Patrick Besha, former NASA strategic advisor on ...  Show more

NASA's OSIRIS-REx spacecraft will attempt a daring feat: to briefly reach out its mechanical arm and grab a sample from an asteroid’s surface. Dante Lauretta, Heather Enos, and Ron Mink introduce you to NASA’s asteroid hunter and what this sample return mission means for us here ...  Show more

If you’re a comic book or sci-fi fan, you’ve likely read about the far-off idea of hitching a ride on an asteroid and mining it for precious metals and ice. But it’s not science fiction anymore. In this episode, we’ll take a look at two real-life asteroid-mining missions in the w ...  Show more

It's a beautiful night—the sky is clear, the stars are twinkling. You see a shooting star! Or is it a comet! Maybe a meteor? Whatever it is, it’s gone in an instant. But what if that whirring bit of space were headed... straight towards the Earth, not past it? Yeah, not so cute. ...  Show more

Izzie and Dr Becky explore the largest planet in our solar system, Jupiter. What do we know about this big ol’ planet? And what are the missions that will find out even more? The team is joined by Scott Boulton, Principal Investigator of NASA's Juno mission, and Professor Emma Bu ...  Show more