Spacepod

Latest Episodes:

180: Space Advocacy with Casey Dreier Dec 20, 2020

Show notes

Casey Dreier, Chief Advocate of the Planetary Society, stops by to chat about space policy. He explains why human spaceflight is such a challenge, and talks about how scientists decide which planet to explore. He also explains how individual citizens from around the world can influence space policy.

179: Not just a telescope with Dr. Virkki Dec 03, 2020

Show notes

Dr. Anne Virkki talks about the Arecibo Radio Telescope, which recently sustained severe damage. She talks about the discoveries made at the telescope and explains that it could be rebuilt, if there was enough public support.

178: Light reverberations from supermassive black holes with Dr. Gorjian Oct 25, 2020

Show notes

Dr. Varoujan Gorjian returns to the show! He explains what supermassive black holes are and how they work. He also tells us about an elegant technique that astronomers use to determine the size of the debris cloud around black holes.

177: Preventable disasters with Prof. Nugent Sep 20, 2020

Show notes

The tables are turned! Regular host Professor Carrie Nugent talks about her research with guest host Anthropology Professor Caitrin Lynch. We discuss near-Earth asteroids, and how Prof. Nugent is building open-source asteroid hunting software with a team of students.

176: Getting curious with Dr. Fraeman Aug 23, 2020

Show notes

Dr. Abby Fraeman returns to the show to talk about NASA's Curiosity rover. For the past eight years, Curiosity has been exploring Gale Crater on Mars. Dr. Fraeman talks about a discovery she made on the Vera Rubin Ridge, and we discuss how the Curiosity scientists and engineers have kept the rover running during the coronavirus pandemic.

175: Three lunar water mysteries with Prof. Ehlmann Jul 19, 2020

Show notes

Prof. Bethany Ehlmann returns to the show to talk about the mission she's leading, Lunar Trailblazer. This low-cost mission will hitch a ride to the moon using the extra space in a large rocket. Once there, it will help scientists learn more about water on the moon.

174: How NASA funding works with Dr. Throop Jun 21, 2020

Show notes

Many of the discoveries you've heard about on this show were funded by NASA. But how do scientists get money from NASA? Dr. Henry Throop returns to the show to explain how NASA program officers evaluate scientific proposals. This episode was recorded in September 2019.

173: Last alert system with Dr. Denneau May 24, 2020

Show notes

Dr. Larry Denneau talks about the Asteroid Terrestrial-impact Last Alert System, or ATLAS. He talks about how asteroid detection is a data processing problem. Every night ATLAS handles about a quarter terabyte of data. He describes how they find a few asteroids among a billion other sources, and tells us about a unique discovery by the program. This episode was recorded in June 2019, which explains the restaurant noises and the talk of air travel.

172: The whole world to a microbe with Prof. Levy Apr 26, 2020

Show notes

Prof Joe Levy talks about his research in the dry valleys of Antarctica. These valleys are dry, irradiated, salty, and cold, which makes them similar to parts of Mars. He explains why planetary scientists get excited about naturally occurring perchlorate. He also describes the changes he's witnessed over several field seasons. This episode was recorded in February 2020, before social distancing measures were recommended.

171: Astronauts on starship Earth with Dr. Gifford Mar 30, 2020

Show notes

Dr. Sheyna Gifford describes the experience of being a simulated Martian astronaut, as part of the HI-SEAS experiment. She talks about the experiment and gives us all tips for staying mentally, emotionally, and physically healthy while living in a confined space with limited contact with the outside world.

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