Astronomy Cast Ep. 363: Where Did The Earth’s Water Come From?

Where on Earth did our water come from. Well, obviously not from Earth, of course, but from space. But did it come from comets, or did the water form naturally right here in the Solar System, and the Earth just scooped it up?
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Read the rest of Astronomy Cast Ep. 363: Where Did The Earth’s Water Come From? (46 words)


© Fraser for Universe Today, 2015. |
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