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Sunday, 31 January 2016

Re-homogenizing the Earth-Moon system

Re-homogenizing the Earth-Moon system

Moon was produced by a head-on collision between Earth and a forming planet UCLA-led research reconstructs massive crash, which took place 4.5 billion years ago
by Stuart Wolpert, UCAL Newsroom, January 28, 2016
http://newsroom.ucla.edu/releases/moon-was-produced-by-a-head-on-collision-between-earth-and-a-forming-planet

Are we getting closer to understanding where the Moon actually came from? Los Angeles times
http://www.latimes.com/science/sciencenow/la-sci-sn-moon-formation-20160129-story.html

Young1, E. D., I. E. Kohl, P. H. Warren, D. C. Rubie, S. A. Jacobson, and A. Morbidelli, 2016, Oxygen isotopic evidence for vigorous mixing during the Moon-forming giant impact. Science. vol. 351, no. 6272, pp. 493-496.
http://science.sciencemag.org/content/351/6272/493

It seems like this event would have scattered bits and pieces of Theia and pre-impact Earth into space where
they would drift about in space and eventually come back as meteorites.

Yours,
Paul H.

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