[meteorite-list] Rehomogenizing the Earth-Moon system
Paul
etchplain at att.net
Sat Jan 30 14:35:22 EST 2016
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.
More information about the Meteorite-list
mailing list