A question from Ida, age 4. Miho Janvier answers. Find out more about the Solar Dynamics Observatory, the Solar and Heliospheric Observatory (SOHO), Solar Orbiter, and Proba-3. For more on Dr. Janiver's work, see episode 121.

A question from Kellan, age 6. Professor Kim McLeod answers. To learn more about Wellesley College's Whitin Observatory, including public visit nights, go here. For more on what you can do to reduce light pollution, see these resources from Dark Sky International.

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.

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, see this NASA website. For more on the DART mission, see the mission website.

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 Observatories website. Find the pocket solar system instructions here.

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

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 question? Upload it at listentospacepod.com and I'll do my best to get an answer!