How Do We Find Out How Fast a Planet Spins?

Found in Space: A Science Podcast for Kids and Teens

Here is a video related to this topic I wrote for SciShow Space: https://www.youtube.com/watch?v=nbnks2NXryY

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Show Notes: Found In Space - Episode: "How Do We Find Out How Fast Planets Spin?"

Introduction:

• Podcast: Found In Space - Science Podcast for Kids and Teens
• Episode Title: How Do We Find Out How Fast Planets Spin?
• Host: Arwen
• Release Date: August 18, 2023

Episode Summary: Host Arwen explores how scientists determine planetary rotation speeds, from nearby planets to distant exoplanets, and why it matters.

1. Question of Planetary Rotation:

• "How do we find out how fast planets spin?"

2. Observing Rotation:

• Telescopes observe nearby planets like Mars using visible light
• Earth's rotation and thick atmospheres like Venus pose challenges.

3. Studying Exoplanets:

• Methods for distant exoplanet study include observing star behavior and light-blocking effects.

4. Analyzing Light Reflection:

• Arwen explains light reflection on planetary surfaces, tracking feature appearance to measure rotation.

5. Doppler Spectroscopy & Conclusion:

• Introduction to Doppler spectroscopy
• Understanding rotation informs climate and history study.
• Listener interaction encouraged for future topics.
• Arwen thanks listeners, emphasizes curiosity in space and science.

Stay Curious! Tune in to Found In Space for more, and send questions to [e-mail]