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General Discussion => Science & Nature => Topic started by: sam on December 11, 2009, 02:47

Title: Our Atmosphere Came From Space Gases, Study Says
Post by: sam on December 11, 2009, 02:47

http://news.nationalgeographic.com/news/2009/12/091210-comets-swarm-earth-atmosphere.html

Quote

The gases that make up Earth's atmosphere came from a swarm of comets, not from bubbling volcanoes as long thought, a new study says.

From the title I was a bit like well, duh.. .everything we see came from space....

Title: Re: Our Atmosphere Came From Space Gases, Study Says
Post by: Clive on December 11, 2009, 10:06

Seems quite plausible to me Sam.  Water came from comets so it makes sense for gases to originate from the same source.   8-)