{"id":3925311,"date":"2026-04-05T10:04:07","date_gmt":"2026-04-05T15:04:07","guid":{"rendered":"http:\/\/mikedyess.info\/para\/the-largest-survey-of-exoplanet-spins-confirms-a-long-held-prediction\/"},"modified":"2026-04-05T10:04:07","modified_gmt":"2026-04-05T15:04:07","slug":"the-largest-survey-of-exoplanet-spins-confirms-a-long-held-prediction","status":"publish","type":"post","link":"http:\/\/mikedyess.info\/para\/the-largest-survey-of-exoplanet-spins-confirms-a-long-held-prediction\/","title":{"rendered":"The largest survey of exoplanet spins confirms a long-held prediction"},"content":{"rendered":"<div>For some time, astronomers have theorized that there is a connection between planetary mass and rotation. In the solar system, Jupiter and Saturn both rotate rapidly, completing a rotation in roughly ten hours, while accounting for a significant fraction of the solar system&#8217;s rotational energy. Using the W.M. Keck Observatory on Maunakea, Hawai&#8217;i, a team of astronomers tested this predicted relationship by studying 32 gas giants and brown dwarfs in distant star systems\u20146 giant planets larger than Jupiter and 25 brown dwarf companions.<\/div>\n<p><a target=\"_blank\" href=\"https:\/\/phys.org\/news\/2026-04-largest-survey-exoplanet-held.html\" target=\"_blank\">Go to Source<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>For some time, astronomers have theorized that there is a connection between planetary mass and rotation. In the solar system, Jupiter and Saturn both rotate rapidly, completing a rotation in roughly ten hours, while accounting for a significant fraction of the solar system&#8217;s rotational energy. Using the W.M. Keck Observatory on Maunakea, Hawai&#8217;i, a team [&#8230;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36],"tags":[],"class_list":["post-3925311","post","type-post","status-publish","format-standard","hentry","category-astronomy","odd"],"_links":{"self":[{"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/posts\/3925311","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/comments?post=3925311"}],"version-history":[{"count":0,"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/posts\/3925311\/revisions"}],"wp:attachment":[{"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/media?parent=3925311"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/categories?post=3925311"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/tags?post=3925311"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}