{"id":131823,"date":"2010-02-17T16:03:25","date_gmt":"2010-02-17T15:03:25","guid":{"rendered":"http:\/\/www.madrimasd.org\/blogs\/astrofisica\/?p=131823"},"modified":"2010-02-17T16:03:25","modified_gmt":"2010-02-17T15:03:25","slug":"galaxia","status":"publish","type":"post","link":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/2010\/02\/17\/131823","title":{"rendered":"GALAXIA"},"content":{"rendered":"<p>Una galaxia es una gran aglomeraci\u00f3n de estrellas, gas y polvo que se mantiene unida por el efecto de su propia gravitaci\u00f3n. Las galaxias m\u00e1s peque\u00f1as contienen unos millones de estrellas, mientras que las mayores poseen billones (millones de millones). Hay galaxias de diversos tipos: el\u00edpticas, espirales e irregulares. El Sistema Solar pertenece a una galaxia espiral. Esta categor\u00eda se caracteriza por poseer un disco aplanado de estrellas, gas y polvo, con brazos espirales en su seno. Las galaxias el\u00edpticas tienen estructura esferoidal o elipsoidal y suelen contener solo estrellas, con poco gas y poco polvo.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/files\/2010\/02\/galaxia-254x300.jpg\" alt=\"galaxia\" title=\"galaxia\" width=\"254\" height=\"300\" class=\"aligncenter size-medium wp-image-131824\" srcset=\"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/files\/2010\/02\/galaxia-254x300.jpg 254w, https:\/\/www.madrimasd.org\/blogs\/astrofisica\/files\/2010\/02\/galaxia-870x1024.jpg 870w\" sizes=\"(max-width: 254px) 100vw, 254px\" \/><\/p>\n<p><em>En primer plano, la galaxia espiral NGC 7331, en la constelaci\u00f3n de Pegaso a una distancia de 50 millones de a\u00f1osluz. Se trata de una espiral semejante a nuestra propia Galaxia. En el fondo se distingue una agrupaci\u00f3n visual de varias galaxias unas diez veces m\u00e1s lejanas, de diversos tipos y colores. Cr\u00e9ditos: Observatorio de Calar Alto, Vicent Peris (Observatorio Astron\u00f3mico de la Universidad de Valencia) y Gilles Bergond (Observatorio de Calar Alto).<\/em><\/p>\n<p><HR size=1><\/p>\n<p><a href=\"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/category\/glosario\" target=\"blank\"><br \/>\n<strong>Glosario: \u00ab100 conceptos b\u00e1sicos de Astronom\u00eda\u00bb <\/strong><\/a><\/p>\n<p>  <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Una galaxia es una gran aglomeraci\u00f3n de estrellas, gas y polvo que se mantiene unida por el efecto de su propia gravitaci\u00f3n. Las galaxias m\u00e1s peque\u00f1as contienen unos millones de estrellas, mientras que las mayores poseen billones (millones de millones). Hay galaxias de diversos tipos: el\u00edpticas, espirales e irregulares. El Sistema Solar pertenece a una galaxia espiral. Esta categor\u00eda se caracteriza por poseer un disco aplanado de estrellas, gas y polvo, con brazos espirales en su seno. Las galaxias el\u00edpticas tienen estructura esferoidal o elipsoidal y suelen contener solo estrellas, con poco gas y poco polvo. En primer plano, la\u2026<\/p>\n","protected":false},"author":142,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[560,760],"tags":[],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":4}},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Una galaxia es una gran aglomeraci\u00f3n de estrellas, gas y polvo que se mantiene unida por el efecto de su propia gravitaci\u00f3n. Las galaxias m\u00e1s peque\u00f1as contienen unos millones de estrellas, mientras que las mayores poseen billones (millones de millones). Hay galaxias de diversos tipos: el\u00edpticas, espirales e irregulares. El Sistema Solar pertenece a una\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"glosario\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/2010\/02\/17\/131823\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"es_ES\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Cuaderno de bit\u00e1cora estelar - Astrof\u00edsica, astronom\u00eda, cosmolog\u00eda, ciencias del espacio\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"GALAXIA - Cuaderno de bit\u00e1cora estelar\" \/>\n\t\t<meta property=\"og:description\" content=\"Una galaxia es una gran aglomeraci\u00f3n de estrellas, gas y polvo que se mantiene unida por el efecto de su propia gravitaci\u00f3n. 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Las galaxias m\u00e1s peque\u00f1as contienen unos millones de estrellas, mientras que las mayores poseen billones (millones de millones). Hay galaxias de diversos tipos: el\u00edpticas, espirales e irregulares. El Sistema Solar pertenece a una","og:url":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/2010\/02\/17\/131823","og:image":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/files\/2022\/02\/logo.png","og:image:secure_url":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/files\/2022\/02\/logo.png","article:published_time":"2010-02-17T15:03:25+00:00","article:modified_time":"2010-02-17T15:03:25+00:00","twitter:card":"summary","twitter:title":"GALAXIA - Cuaderno de bit\u00e1cora estelar","twitter:description":"Una galaxia es una gran aglomeraci\u00f3n de estrellas, gas y polvo que se mantiene unida por el efecto de su propia gravitaci\u00f3n. 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El Sistema Solar pertenece a una","twitter:image":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/files\/2022\/02\/logo.png"},"aioseo_meta_data":{"post_id":"131823","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":null,"isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","tabs":null,"priority":null,"frequency":null,"local_seo":null,"created":"2022-06-03 09:37:14","updated":"2023-06-19 08:54:52","limit_modified_date":false,"ai":null,"breadcrumb_settings":null,"seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/www.madrimasd.org\/blogs\/astrofisica\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/category\/galaxias-y-cosmologia\" title=\"Galaxias y Cosmolog\u00eda\">Galaxias y Cosmolog\u00eda<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tGALAXIA\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/www.madrimasd.org\/blogs\/astrofisica"},{"label":"Galaxias y Cosmolog\u00eda","link":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/category\/galaxias-y-cosmologia"},{"label":"GALAXIA","link":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/2010\/02\/17\/131823"}],"_links":{"self":[{"href":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/wp-json\/wp\/v2\/posts\/131823"}],"collection":[{"href":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/wp-json\/wp\/v2\/users\/142"}],"replies":[{"embeddable":true,"href":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/wp-json\/wp\/v2\/comments?post=131823"}],"version-history":[{"count":3,"href":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/wp-json\/wp\/v2\/posts\/131823\/revisions"}],"predecessor-version":[{"id":131827,"href":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/wp-json\/wp\/v2\/posts\/131823\/revisions\/131827"}],"wp:attachment":[{"href":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/wp-json\/wp\/v2\/media?parent=131823"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/wp-json\/wp\/v2\/categories?post=131823"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.madrimasd.org\/blogs\/astrofisica\/wp-json\/wp\/v2\/tags?post=131823"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}