Podcast Episodes

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

Episode 237

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

16 hours ago

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Are there rainbows on other planets? (Part II)

Episode 236

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 other plane…

1 month ago

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Why is the sun hot?

Episode 235

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

2 months ago

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How many stars are there in space?

Episode 234

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

3 months ago

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Are there rainbows on other planets?

Episode 232

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.

4 months ago

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How many potholes are on an asteroid?

Episode 232

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 Defense, s…

4 months, 4 weeks ago

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How big is space?

Episode 231

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 Carnegie Observa…

6 months ago

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What is the fastest planet?

Episode 230

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

7 months ago

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229: What do asteroids smell like?

Episode 229

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 with a spa…

8 months ago

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228: Do other planets really have diamond rain?

Episode 228

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 space que…

8 months, 1 week ago

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