Ep. 503: Gravity Mapping
from Astronomy Cast Full Raw Feed
The Earth looks like a perfect sphere, but down here on the surface we see that there are mountains, rivers, oceans, glaciers, all kinds of features with different densities and shapes. Scientists can map this produce a highly detailed gravity map of our planet. And it turns out, this is very useful for other worlds too.
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This episode is 32 minutes long.
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This episode was published on October 29, 2018.
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