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ESA Space Science

Did Earth's oceans come from comets?

5 Oct 2011, 17:00 UTC
Did Earth's oceans come from comets? ESA/AOES Medialab; Herschel/HssO Consortium

ESA's Herschel infrared space observatory has found water in a comet with almost exactly the same composition as Earth's oceans. The discovery revives the idea that our planet's seas could once have been giant icebergs floating through space.

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