{"id":8379,"date":"2026-06-25T12:55:45","date_gmt":"2026-06-25T17:55:45","guid":{"rendered":"https:\/\/pornuestrolaredo.com\/?p=8379"},"modified":"2026-06-25T12:55:45","modified_gmt":"2026-06-25T17:55:45","slug":"detectan-dos-planetas-gigantes-mas-ligeros-que-el-algodon-de-azucar","status":"publish","type":"post","link":"https:\/\/pornuestrolaredo.com\/?p=8379","title":{"rendered":"Detectan dos planetas gigantes m\u00e1s ligeros que el algod\u00f3n de az\u00facar"},"content":{"rendered":"<p><strong>HOUSTON.-<\/strong> Los astr\u00f3nomos han descubierto un par de planetas gigantes que son m\u00e1s ligeros que el algod\u00f3n de az\u00facar: con densidad supersuave y del tama\u00f1o de J\u00fapiter.<\/p>\n<p>Este d\u00fao de peso pluma \u2014que orbita una estrella a mil 110 a\u00f1os luz de distancia\u2014 es el mayor conjunto de exoplanetas hallado con una densidad inferior a la del algod\u00f3n de az\u00facar.<\/p>\n<p>Eso los convierte en los planetas m\u00e1s ligeros conocidos de su tama\u00f1o, indic\u00f3 la doctora George Dransfield, de la Universidad de Oxford.<\/p>\n<blockquote><p>Estos dos planetas tienen densidades comparables a una buena porci\u00f3n de espuma de afeitar, reci\u00e9n salida del envase\u201d, coment\u00f3 Dransfield en un correo electr\u00f3nico. Ella y su equipo informaron de sus hallazgos el mi\u00e9rcoles en la revista Monthly Notices of the Royal Astronomical Society.<\/p><\/blockquote>\n<p>Dransfield sospecha que estos mundos mullidos y et\u00e9reos probablemente sean blancos o azules, dependiendo de si sus cielos est\u00e1n nublados; nada de tonos rosa de algod\u00f3n de az\u00facar. Es probable que los planetas est\u00e9n formados en su mayor parte por hidr\u00f3geno y helio, aunque se requerir\u00e1n observaciones de seguimiento con el telescopio espacial Webb de la NASA para confirmar su composici\u00f3n qu\u00edmica.<\/p>\n<p>Detectados por el sat\u00e9lite Tess de la NASA durante la \u00faltima d\u00e9cada, estos dos planetas especialmente esponjosos orbitan una estrella en la constelaci\u00f3n austral Volans, conocida como el pez volador. Los investigadores estudiaron las \u00f3rbitas de los planetas con telescopios en la Tierra para determinar su densidad, a mil 110 a\u00f1os luz de distancia. Un a\u00f1o luz equivale a casi 9.7 billones de kil\u00f3metros (6 billones de millas).<\/p>\n<p>En comparaci\u00f3n, J\u00fapiter es hasta 35 veces m\u00e1s denso que estos dos pesos ligeros.<\/p>\n<p>Considerados raros en el cosmos, se cree que los superesponjosos se forman alrededor del disco de gas y polvo que rodea a una estrella reci\u00e9n nacida, donde hay m\u00e1s gas que polvo. Con el tiempo, pierden gran parte del material, por lo que se reduce a\u00fan m\u00e1s.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Est\u00e1n ubicados a mil 110 a\u00f1os luz de distancia de la Tierra y son 35 veces menos densos que Jup\u00edter<\/p>\n","protected":false},"author":1,"featured_media":8380,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[94],"tags":[],"class_list":["post-8379","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ciencia-y-tecnologia"],"magazineBlocksPostFeaturedMedia":{"thumbnail":"https:\/\/pornuestrolaredo.com\/wp-content\/uploads\/2026\/06\/Stereo91-20260625-2-150x150.jpg","medium":"https:\/\/pornuestrolaredo.com\/wp-content\/uploads\/2026\/06\/Stereo91-20260625-2-300x200.jpg","medium_large":"https:\/\/pornuestrolaredo.com\/wp-content\/uploads\/2026\/06\/Stereo91-20260625-2-768x512.jpg","large":"https:\/\/pornuestrolaredo.com\/wp-content\/uploads\/2026\/06\/Stereo91-20260625-2.jpg","1536x1536":"https:\/\/pornuestrolaredo.com\/wp-content\/uploads\/2026\/06\/Stereo91-20260625-2.jpg","2048x2048":"https:\/\/pornuestrolaredo.com\/wp-content\/uploads\/2026\/06\/Stereo91-20260625-2.jpg","morenews-large":"https:\/\/pornuestrolaredo.com\/wp-content\/uploads\/2026\/06\/Stereo91-20260625-2-825x575.jpg","morenews-medium":"https:\/\/pornuestrolaredo.com\/wp-content\/uploads\/2026\/06\/Stereo91-20260625-2-590x410.jpg"},"magazineBlocksPostAuthor":{"name":"Redactor","avatar":"https:\/\/pornuestrolaredo.com\/wp-content\/litespeed\/avatar\/dca1d7ec750c399f025f23b0b314f4cf.jpg?ver=1781855548"},"magazineBlocksPostCommentsNumber":false,"magazineBlocksPostExcerpt":"Est\u00e1n 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