Moon-Forming Crash Left A ‘Signal’ In Planet Earth

(Before It's News)

The Moon sets above the Continental Divide in Colorado from 86,000 feet. Taken June 27, 2013 on a meteorological balloon launched from Boulder, Colorado. Credit and copyright: Patrick Cullis.

What physical evidence exists of a huge collision that formed our Moon and nearly blew the Earth apart, about 4.5 billion years ago? This is the leading theory for how the Moon came to be, but given it happened so long ago the physical evidence is scarce.

Readers may recall the story from last week talking about how oxygen in Moon rocks shows evidence of this crash. This week, there’s a new study  from the same conference that focuses on the other side of the puzzle piece: what can we see on planet Earth? Turns out there might be a “signal” showing us the way.

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Read the rest of Moon-Forming Crash Left A ‘Signal’ In Planet Earth (252 words)

© Elizabeth Howell for Universe Today, 2014. |
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