166: Why we went to the moon with Lillian Cunningham
Lillian Cunningham talks about her podcast Moonrise. Moonrise explores why the United States decided to send humans to the moon. She talks about the surprising power of science fiction in shaping poli...
15 Joulu 201917min
165: Exploring Titan with Dr. Soderblom
Dr. Jason Soderblom tells us about Titan, one of the largest moons in the solar system. He explains some of its geologic features, including dunes, probable cryovolcanos, and featureless plains that s...
1 Joulu 201920min
164: Postcards to the cosmos with Dr. Bannister
Dr. Michele Bannister talks about interstellar objects, including the recent discovery of 2I Borisov. Astronomers are observing this object with every available telescope to answer key questions, such...
17 Marras 201934min
163: Modeling millions of asteroids with Dr. Dotson
Dr. Jessie Dotson talks about her asteroid risk assessment research. She describes how she and her team create comprehensive models of asteroid impacts. Their research shows that the consequences of a...
3 Marras 201916min
162: Charon's surprises with Dr. Beyer
Dr. Ross Beyer talks about Pluto's companion, Charon. He describes how he derived a theory explaining how Charon's "wonky" plains formed. He compares being a planetary geologist with a crime scene inv...
20 Loka 201925min
161: Dusty mysteries with Prof. Hartzell
Prof. Christine Hartzell tells us about the bizarre ways dust and rock behave on asteroids. She explains, "asteroids are complicated because our intuition fails." Tools like shovels become useless, fo...
6 Loka 201921min
160: Going back in time with Dr. Bottke
Dr. Bill Bottke stops by the show to talk about ancient craters on the Moon and Earth. He tells us about how you can figure out crater ages by looking at the nearby rocks, and how that led him and his...
22 Syys 201920min
159: Constellations and coordinates with Dr. Rich
Dr. Jeff Rich returns to the show to talk about the night sky. He explains how astronomers used constellations to communicate. He also tells us that anyone can invent their own constellation. In a tim...
8 Syys 201912min
