{"id":12207,"date":"2016-01-29T09:48:27","date_gmt":"2016-01-29T16:48:27","guid":{"rendered":"http:\/\/planets.ucla.edu\/?p=12207"},"modified":"2021-01-18T01:32:52","modified_gmt":"2021-01-18T09:32:52","slug":"ucla-scientists-study-the-moon-forming-impact-using-oxygen-isotopes","status":"publish","type":"post","link":"http:\/\/planets.ucla.edu\/?p=12207","title":{"rendered":"UCLA scientists study the Moon-forming impact using oxygen isotopes"},"content":{"rendered":"<p><a href=\"http:\/\/planets.ucla.edu\/wp-content\/uploads\/2016\/01\/Theia-art-copyright-William-K.-Hartmann_mid.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"  wp-image-12208 alignleft\" src=\"http:\/\/planets.ucla.edu\/wp-content\/uploads\/2016\/01\/Theia-art-copyright-William-K.-Hartmann_mid.jpg\" alt=\"Theia+art,+copyright,+William+K.+Hartmann_mid\" width=\"338\" height=\"225\" srcset=\"http:\/\/planets.ucla.edu\/wp-content\/uploads\/2016\/01\/Theia-art-copyright-William-K.-Hartmann_mid.jpg 640w, http:\/\/planets.ucla.edu\/wp-content\/uploads\/2016\/01\/Theia-art-copyright-William-K.-Hartmann_mid-300x200.jpg 300w, http:\/\/planets.ucla.edu\/wp-content\/uploads\/2016\/01\/Theia-art-copyright-William-K.-Hartmann_mid-600x399.jpg 600w\" sizes=\"auto, (max-width: 338px) 100vw, 338px\" \/><\/a>UCLA scientists Ed Young, Issaku Kohl, Paul Warren, and their collaborators are featured in Science today (January 29, 2016) with their paper \u201cOxygen isotopic evidence for vigorous mixing during the Moon-forming giant impact.&#8221; Using their new <a href=\"http:\/\/science.sciencemag.org\/content\/351\/6272\/431.full-text.pdf+html\">Panorama<\/a> high-resolution mass spectrometer, which is housed at UCLA, the team has performed ultra-high precision oxygen isotope analyses of lunar samples. The compositions match those of Earth\u2019s mantle rocks to within a few parts-<a href=\"http:\/\/planets.ucla.edu\/wp-content\/uploads\/2016\/01\/Edward-Young-and-colleagues-photo-credit-Christelle-Snow_0bfa4082-acb1-4f4a-b2a6-157954828662-prv.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"  wp-image-12209 alignright\" src=\"http:\/\/planets.ucla.edu\/wp-content\/uploads\/2016\/01\/Edward-Young-and-colleagues-photo-credit-Christelle-Snow_0bfa4082-acb1-4f4a-b2a6-157954828662-prv-1024x649.jpg\" alt=\"Edward+Young+and+colleagues+photo,+credit,+Christelle+Snow_0bfa4082-acb1-4f4a-b2a6-157954828662-prv\" width=\"248\" height=\"157\" srcset=\"http:\/\/planets.ucla.edu\/wp-content\/uploads\/2016\/01\/Edward-Young-and-colleagues-photo-credit-Christelle-Snow_0bfa4082-acb1-4f4a-b2a6-157954828662-prv-1024x649.jpg 1024w, http:\/\/planets.ucla.edu\/wp-content\/uploads\/2016\/01\/Edward-Young-and-colleagues-photo-credit-Christelle-Snow_0bfa4082-acb1-4f4a-b2a6-157954828662-prv-300x190.jpg 300w, http:\/\/planets.ucla.edu\/wp-content\/uploads\/2016\/01\/Edward-Young-and-colleagues-photo-credit-Christelle-Snow_0bfa4082-acb1-4f4a-b2a6-157954828662-prv-600x380.jpg 600w, http:\/\/planets.ucla.edu\/wp-content\/uploads\/2016\/01\/Edward-Young-and-colleagues-photo-credit-Christelle-Snow_0bfa4082-acb1-4f4a-b2a6-157954828662-prv.jpg 1080w\" sizes=\"auto, (max-width: 248px) 100vw, 248px\" \/><\/a>per-million (in the \u039417O parameter), demonstrating that the Earth and Moon formed from the exact same reservoir of well-mixed material. Their data also constrain the composition of the so-called \u201clate veneer\u201d materials added to the Earth after the Moon-forming impact.<\/p>\n<p>Read more about the science article and see the EPSS team on the <a href=\"http:\/\/newsroom.ucla.edu\/releases\/moon-was-produced-by-a-head-on-collision-between-earth-and-a-forming-planet\">UCLA Newsroom <\/a>website.<\/p>\n<p>Together with iPLEX, the group will be hosting a meeting on April 21-22 of this year, which will focus on the isotopic, spectrographic, and dynamic connections between asteroids, comets, and meteorites that fall to Earth. To read more about the workshop, visit the website here: <a href=\"http:\/\/planets.ucla.edu\/meetings\/upcoming-meetings\/amcw2016\/\">The Asteroid-Meteorite Connection<\/a>.<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"http:\/\/planets.ucla.edu\/wp-content\/uploads\/2013\/08\/amcwsmall.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter  wp-image-12171\" src=\"http:\/\/planets.ucla.edu\/wp-content\/uploads\/2013\/08\/amcwsmall.png\" alt=\"amcwsmall\" width=\"528\" height=\"243\" srcset=\"http:\/\/planets.ucla.edu\/wp-content\/uploads\/2013\/08\/amcwsmall.png 921w, http:\/\/planets.ucla.edu\/wp-content\/uploads\/2013\/08\/amcwsmall-300x138.png 300w, http:\/\/planets.ucla.edu\/wp-content\/uploads\/2013\/08\/amcwsmall-600x276.png 600w\" sizes=\"auto, (max-width: 528px) 100vw, 528px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>UCLA scientists Ed Young, Issaku Kohl, Paul Warren, and their collaborators are featured in Science today (January 29, 2016) with their paper \u201cOxygen isotopic evidence for vigorous mixing during the Moon-forming giant impact.&#8221; Using their new Panorama high-resolution mass spectrometer, which is housed at UCLA, the team has performed ultra-high precision oxygen isotope analyses of &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/planets.ucla.edu\/?p=12207\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;UCLA scientists study the Moon-forming impact using oxygen isotopes&#8221;<\/span><\/a><\/p>\n","protected":false},"author":9,"featured_media":12208,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[],"class_list":["post-12207","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"_links":{"self":[{"href":"http:\/\/planets.ucla.edu\/index.php?rest_route=\/wp\/v2\/posts\/12207","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/planets.ucla.edu\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/planets.ucla.edu\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/planets.ucla.edu\/index.php?rest_route=\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/planets.ucla.edu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12207"}],"version-history":[{"count":3,"href":"http:\/\/planets.ucla.edu\/index.php?rest_route=\/wp\/v2\/posts\/12207\/revisions"}],"predecessor-version":[{"id":12211,"href":"http:\/\/planets.ucla.edu\/index.php?rest_route=\/wp\/v2\/posts\/12207\/revisions\/12211"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/planets.ucla.edu\/index.php?rest_route=\/wp\/v2\/media\/12208"}],"wp:attachment":[{"href":"http:\/\/planets.ucla.edu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12207"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/planets.ucla.edu\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12207"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/planets.ucla.edu\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}