EPISODE · Aug 21, 2022 · 29 MIN
200: Pluto is a planet, and so is its moon with Dr. Runyon
from Spacepod · host Carrie Nugent
Dr. Kirby Runyon shares his definition of "planet"-- a round celestial body that was never a star. Using this definition, there are over 150 planets orbiting our sun. He explains why the word planet matters, and why little planets might be the most common planets in our universe.
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200: Pluto is a planet, and so is its moon with Dr. Runyon
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This episode is 29 minutes long.
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This episode was published on August 21, 2022.
What is this episode about?
Dr. Kirby Runyon shares his definition of "planet"-- a round celestial body that was never a star. Using this definition, there are over 150 planets orbiting our sun. He explains why the word planet matters, and why little planets might be the most...
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