{"id":94373,"date":"2023-10-27T12:02:40","date_gmt":"2023-10-27T10:02:40","guid":{"rendered":"https:\/\/www.astb.se\/cassiopeiabloggen\/?p=94373"},"modified":"2023-10-27T12:02:42","modified_gmt":"2023-10-27T10:02:42","slug":"nr-75-2023","status":"publish","type":"post","link":"https:\/\/www.astb.se\/cassiopeiabloggen\/2023\/10\/27\/nr-75-2023\/","title":{"rendered":"Nr 75 2023"},"content":{"rendered":"\n

Vacker version av Plejaderna<\/h2>\n\n\n\n

Astrofotografering har blivit m\u00e5nga ASTB:are favoritsyssels\u00e4ttning, vilket ytterligare understr\u00f6ks p\u00e5 torsdagskv\u00e4llens ASTB-m\u00f6te:<\/p>\n\n\n

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\"\"<\/a><\/figure><\/div>\n\n\n

Bilden p\u00e5 vinterobjektet Plejaderna har tagits av Max Ullberg<\/strong>, S\u00f6dra Sandby. Fakta om bilden p\u00e5 v\u00e5r astrofotofacebook-saj<\/a>t.<\/p>\n\n\n\n

\u00c4ven yrkesforskarna intresserar f\u00f6r dessa objekt. Hyaderna misst\u00e4nks numera inneh\u00e5lla ett par sm\u00e5 svarta h\u00e5l, och Plejaderna \u00e4r ju intressant sedan l\u00e4nge f\u00f6r nebulositeten. Som dock inte har med stj\u00e4rnbildningen att g\u00f6ra, Plejaderna passerar igenom molnen.<\/p>\n\n\n\n

F\u00f6r en del \u00e5r sedan publicerades en rapport<\/a> i vilken diskuteras f\u00f6ruts\u00e4ttningarna f\u00f6r JMST att identifiera ensamma planeter i Plejaderna, planeter som tillh\u00f6rt n\u00e5gon av stj\u00e4rnhopens stj\u00e4rnor men som ryckts loss genom stj\u00e4rnornas n\u00e4rhet till varandra och som nu blivit “freefloating planets”. <\/p>\n\n\n\n

Webb synar h\u00e4ftig gammasm\u00e4ll<\/h2>\n\n\n\n

James Webb-teleskopet JWST har f\u00e5tt korn p\u00e5 en h\u00e4ftig ganska l\u00e5ngsam gammak\u00e4lla i universum, sannolikt skapad av tv\u00e5 neutronstj\u00e4rnor som kolliderat och “g\u00e5tt ihop”. Resultat: En s\u00e5 kallad kilonova.<\/p>\n\n\n\n

Pressrelis med bilder h\u00e4r.<\/a><\/p>\n\n\n\n

Tycho bara tv\u00e5a<\/h2>\n\n\n\n

P\u00e5 en amerikansk 20-b\u00e4stalista inom astronomins historia, som Christian Vestergaard <\/strong>f\u00e5ngat upp p\u00e5 facebook, <\/a>kommer Tycho Brahe <\/strong>“bara” tv\u00e5 efter Galileo Galilei<\/strong> men f\u00f6re b\u00e5de Johannes Kepler, Copernicus<\/strong> och Wm Herschel.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

Vacker version av Plejaderna Astrofotografering har blivit m\u00e5nga ASTB:are favoritsyssels\u00e4ttning, vilket ytterligare understr\u00f6ks p\u00e5 torsdagskv\u00e4llens ASTB-m\u00f6te: Bilden p\u00e5 vinterobjektet Plejaderna har tagits av Max Ullberg, S\u00f6dra Sandby. Fakta om bilden p\u00e5 v\u00e5r astrofotofacebook-sajt. \u00c4ven yrkesforskarna intresserar f\u00f6r dessa objekt. Hyaderna misst\u00e4nks numera inneh\u00e5lla ett par sm\u00e5 svarta h\u00e5l, och Plejaderna \u00e4r ju intressant sedan l\u00e4nge… L\u00e4s mer »Nr 75 2023<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rop_custom_images_group":[],"rop_custom_messages_group":[],"rop_publish_now":"initial","rop_publish_now_accounts":[],"rop_publish_now_history":[],"rop_publish_now_status":"pending","neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[3],"tags":[],"_links":{"self":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/94373"}],"collection":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/comments?post=94373"}],"version-history":[{"count":7,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/94373\/revisions"}],"predecessor-version":[{"id":94382,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/94373\/revisions\/94382"}],"wp:attachment":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/media?parent=94373"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/categories?post=94373"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/tags?post=94373"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}