25: Why couldn't New Horizons orbit Pluto?
The New Horizons mission revealed Pluto's jaw-dropping vistas and geophysical mysteries. One listener wanted to know why the spacecraft didn't go into orbit around Pluto. Tom Spilker, interplanetary t...
27 Dec 201518min
24: Engineering the Galileo Probe, Pt 2.
In part 2, engineers who worked on the Galileo probe discuss what it was like when the probe entered Jupiter's atmosphere. This episode includes a bonus story about Pioneer Venus.
20 Dec 201513min
23: Engineering the Galileo Probe, Pt 1.
Celebrating the 20th anniversary of the successful deployment of a probe into Jupiter's atmosphere, this episode is a series of interviews with the engineers who worked on this challenging, historic m...
13 Dec 201512min
22: Merging galaxies with Dr. Privon
Dr. George Privon talks about what galaxies are and what happens when two galaxies merge.
6 Dec 201513min
21: The fascinating, hidden world of isotopes in water with Dr. Dan Petrizzo
Dr. Dan Petrizzo explains what isotopes are, and what isotopes in water can tell scientists about ancient climates. He also explains how he made Mars rocks in the lab.
29 Nov 201516min
20: Tuning in to comet radio stations with Prof. Lovell
Professor Amy Lovell talks about listening in on radio waves coming from comets, as well as the particular challenges of using the world's biggest radio telescopes.
22 Nov 201513min
19: Where to land on Mars, and where to look for Martian microbes with Prof. Ehlmann
Professor Bethany Ehlmann discusses how to pick a landing site for NASA's next Mars rover, Mars 2020. Over a particularly good beer, we also cover looking for life on Mars, and she answers the thorny ...
15 Nov 201523min
18: Pluto's big mystery with Dr. Buratti
Dr Bonnie Buratti talks about Pluto's big mystery: What is the source of energy that is causing all the active geology seen by New Horizons?
8 Nov 201514min
