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Science & Medicine

Spacepod

Carrie Nugent

Hear stories about the alien moons orbiting other planets, of cold stars, and the future of space exploration. Every week, Dr. Carrie Nugent chats about an amazing part of our universe with...

Episodes

20 of 242 episodes

239: What will happen when the sun explodes?

A question from Laura, age 12. Professor Catherine Neish answers. For more on Prof. Neish, listen to episode 192 . Also check out her podcas...

10:09Oct 1, 2026

238: When will the universe stop expanding?

A question from Jacob, age 7. Dr. Andrés Plazas Malagón answers. For more on Dr. Malagón's work, see episode 208 or listen to his podcast, V...

16:11Sep 1, 2026

237: Why does an asteroid hit the Earth? And why so big?

A question from Lyla, age 5. Dr. Federica Spoto answers. For more on Dr. Spoto's work, see episode 190 .

13:37Aug 1, 2026

236: Are there rainbows on other planets? (Part II)

We try, a second time, to answer a question from Maeve, who is almost 3 years old. Dr. Matthew Kenworthy answers. For more on rainbows on ot...

15:48Jul 1, 2026

235: Why is the sun hot?

A question from Ida, age 4. Miho Janvier answers. Find out more about the Solar Dynamics Observatory , the Solar and Heliospheric Observator...

09:29Jun 1, 2026

234: How many stars are there in space?

A question from Kellan, age 6. Professor Kim McLeod answers. To learn more about Wellesley College's Whitin Observatory, including public vi...

09:31May 1, 2026

232: Are there rainbows on other planets?

A question from Maeve, who is almost 3 years old. Dr. Alejandro Soto answers. For more on Dr. Soto's work, see episodes 44 and 136 .

10:47Apr 1, 2026

232: How many potholes are on an asteroid?

A question from Issac, age 5. Dr. Nancy Chabot answers. For more on Dr. Chabot's work, see episodes 7 and 152 . For more on the Planetary De...

05:44Mar 2, 2026

231: How big is space?

A question from Issac, age 4. Dr. Jeff Rich answers. For more on Dr. Rich's work, see episodes 14 , 81 , 118 , or 159 , or visit the Carnegi...

09:59Feb 1, 2026

230: What is the fastest planet?

A question from Renny, age 4. Dr. Jessie Christensen answers. For more on Dr. Christensen's work, see episodes 42 and 102 .

05:03Jan 1, 2026

229: What do asteroids smell like?

A question from Sabine, age 5. Dr. Christopher Snead answers. For more on Dr. Snead's work, see Episode 184 of Spacepod. Do you know a kid w...

06:41Dec 1, 2025

228: Do other planets really have diamond rain?

Dr. Sabine Stanley answers. For more about planetary insides, check out her book, " What's Hidden Inside Planets ". Do you know a kid with a...

07:16Nov 20, 2025

227: What is the fastest asteroid?

Dr. Michael Busch answers. Do you know a kid with a space question? Upload it at listentospacepod.com and I'll do my best to get an answer!

05:58Oct 15, 2025

226: The intersection of computer science and astronomy with Dr. Kubica

Dr. Jeremy Kubica talks about his work on the LINCC Frameworks project, and how he brings together astronomers and computer scientists to cr...

21:57Mar 2, 2025

225: A newly discovered Martian volcano with Dr. Lee

Dr. Pascal Lee tells the story of how he and his collaborators found a new volcano on Mars. He tells us about the "convergence of lines of e...

41:02Dec 22, 2024

224: Aurora borealis with Tina Ibsen

Astrophysicist Tina Ibsen tells us about the northern lights. She talks about her research and gives tips on how to observe the lights. She...

54:17Oct 30, 2024

223: Preparing for something we haven't seen yet with Dr. Holt

Dr. Carrie Holt talks about how she's getting ready for the Legacy Survey of Space and Time (LSST) by the Vera C. Rubin Observatory. She exp...

23:27Oct 13, 2024

222: Measuring the emptiness of space with Dr. Becker

Dr Tracy Becker tells us about solar system science using ultraviolet light. She explains how the color of a planet's northern lights depend...

21:59Aug 4, 2024

221: The queens of heaven with Prof. Tauris

Professor Thomas Tauris explains what gravitational waves can tell us about colliding neutron stars. He corrects Carrie's misconception abou...

30:17Jun 23, 2024

220: Walking on the roof of hell with Prof. Stanley

Prof. Sabine Stanley, author of "What's Hidden Inside Planets," tells us how the interior of Earth helps make this planet a nice place to li...

23:39May 19, 2024