How Can Stars Quake Without Tectonic Plates? (And Other Seismic Mysteries) | Compilation

From SciShow Space.

Astronomers have seen quakes or volcanos on many celestial bodies that don’t have tectonic plates like Earth does. So let’s take a look around the solar system and see how various seismic features happen.

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Original Episodes:
Why We Want to Find Plate Tectonics in Space
The First-Ever Map of Mars’s Interior
Moonquakes and Marsquakes
Starquakes Could Be Behind 3 Cosmic Mysteries
Io’s Underground Magma Ocean
The First Time We Saw All of Venus: The Magellan Mission