{"id":3925529,"date":"2026-04-16T15:01:18","date_gmt":"2026-04-16T20:01:18","guid":{"rendered":"http:\/\/mikedyess.info\/para\/uranuss-two-outer-rings-show-starkly-different-origins\/"},"modified":"2026-04-16T15:01:18","modified_gmt":"2026-04-16T20:01:18","slug":"uranuss-two-outer-rings-show-starkly-different-origins","status":"publish","type":"post","link":"http:\/\/mikedyess.info\/para\/uranuss-two-outer-rings-show-starkly-different-origins\/","title":{"rendered":"Uranus&#8217;s two outer rings show starkly different origins"},"content":{"rendered":"<div>Astronomers using the W. M. Keck Observatory on Maunakea, Hawai\u02bbi Island are revealing new insight into the composition and origins of Uranus&#8217;s two outer rings. Using data from the Keck Observatory Archive (KOA), combined with observations taken by the Hubble Space Telescope (HST) and the James Webb Space Telescope (JWST), researchers constructed the first complete reflectance spectrum (sunlight reflected off the rings) of the \u03bc and \u03bd rings, confirming their colors and uncovering their detailed composition.<\/div>\n<p><a target=\"_blank\" href=\"https:\/\/phys.org\/news\/2026-04-uranus-outer-starkly.html\" target=\"_blank\">Go to Source<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Astronomers using the W. M. Keck Observatory on Maunakea, Hawai\u02bbi Island are revealing new insight into the composition and origins of Uranus&#8217;s two outer rings. Using data from the Keck Observatory Archive (KOA), combined with observations taken by the Hubble Space Telescope (HST) and the James Webb Space Telescope (JWST), researchers constructed the first complete [&#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-3925529","post","type-post","status-publish","format-standard","hentry","category-astronomy","odd"],"_links":{"self":[{"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/posts\/3925529","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=3925529"}],"version-history":[{"count":0,"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/posts\/3925529\/revisions"}],"wp:attachment":[{"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/media?parent=3925529"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/categories?post=3925529"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/tags?post=3925529"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}