{"id":272204,"date":"2017-02-08T07:29:24","date_gmt":"2017-02-08T11:29:24","guid":{"rendered":"https:\/\/ntrs.nasa.gov\/search.jsp?R=20170001346"},"modified":"2017-02-08T07:29:24","modified_gmt":"2017-02-08T11:29:24","slug":"differentiation-of-asteroid-4-vesta-core-formation-by-iron-rain-in-a-silicate-magma-ocean","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=272204","title":{"rendered":"Differentiation of Asteroid 4 Vesta: Core Formation by Iron Rain in a Silicate Magma Ocean"},"content":{"rendered":"<p>Abstract: Geochemical observations of the eucrite and diogenite meteorites, together with observations made by NASA&#8217;s Dawn spacecraft while orbiting asteroid 4 Vesta, suggest that Vesta resembles H chondrites in bulk chemical composition, possible with about 25 percent of a CM-chondrite like composition added in. For this model, the core is 15 percent  by mass (or 8 percent by volume) of the asteroid, with a composition of 73.7 percent by weight Fe, 16.0 percent by weight S, and 10.3 percent by weight &#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Abstract: Geochemical observations of the eucrite and diogenite meteorites, together with observations made by NASA&#8217;s Dawn spacecraft while orbiting asteroid 4 Vesta, suggest that Vesta resembles H chondrites in bulk chemical composition, possible with&#8230;<\/p>\n","protected":false},"author":60,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-272204","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/272204","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/60"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=272204"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/272204\/revisions"}],"predecessor-version":[{"id":272205,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/272204\/revisions\/272205"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/615444"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=272204"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=272204"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=272204"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}