{"id":87100,"date":"2021-02-08T21:47:52","date_gmt":"2021-02-08T20:47:52","guid":{"rendered":"http:\/\/www.astb.se\/cassiopeiabloggen\/?p=87100"},"modified":"2021-02-08T21:48:03","modified_gmt":"2021-02-08T20:48:03","slug":"nr-9-2021","status":"publish","type":"post","link":"https:\/\/www.astb.se\/cassiopeiabloggen\/2021\/02\/08\/nr-9-2021\/","title":{"rendered":"Nr 9 2021"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">&#8220;Stingrockan&#8221; blir mindre och mindre<\/h2>\n\n\n\n<p>Det rapporteras att den yngsta planetariska nebulosan vi hittills observerat, Stingrocksnebulosan aka Hen3-1357, konstrar. Den uppt\u00e4cktes 1990 och har sen dess f\u00f6rsvagats dramatiskt. Nebulosan kallas <a href=\"https:\/\/iopscience.iop.org\/article\/10.3847\/1538-4357\/abcc61\">i en ny rapport<\/a> f\u00f6r en  &#8220;recombination nebula&#8221;.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.nasa.gov\/feature\/goddard\/2020\/hubble-captures-unprecedented-fading-of-stingray-nebula\">Hubble-teleskopet har dokumenterat stora f\u00f6r\u00e4ndringar<\/a> under tjugo \u00e5r  (1996, 2016) och det \u00e4r klart att astronomerna h\u00e5ller koll p\u00e5 fenomenet, d\u00e4r vi bl a tror att heliumflashar kan sp\u00f6ka. <\/p>\n\n\n\n\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/?attachment_id=87114\" rel=\"attachment wp-att-87114\"><img decoding=\"async\" class=\"aligncenter size-medium wp-image-87114\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2021\/02\/stsci-h-p2055a-f-1800x900-1-300x150.png\" alt=\"\" width=\"300\" height=\"150\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2021\/02\/stsci-h-p2055a-f-1800x900-1-300x150.png 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2021\/02\/stsci-h-p2055a-f-1800x900-1-1024x512.png 1024w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2021\/02\/stsci-h-p2055a-f-1800x900-1-768x384.png 768w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2021\/02\/stsci-h-p2055a-f-1800x900-1-200x100.png 200w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2021\/02\/stsci-h-p2055a-f-1800x900-1-1536x768.png 1536w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2021\/02\/stsci-h-p2055a-f-1800x900-1.png 1800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n\n\n<p class=\"has-text-align-center\"><em>Bildk\u00e4lla: HST\/NASA\/ESA. Tittips: Bl\u00e5s upp bilden p\u00e5 din sk\u00e4rm!<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ASTB-kidsen p\u00e5 Youtube<\/h2>\n\n\n\n<p>Nedanst\u00e5ende l\u00e4nk g\u00e5r till en video om vad Rymdungarna, Nasagruppen och Observatorieg\u00e4nget gjorde under 2020, tipsar <strong>Peter Hemborg,<\/strong> ASTB-communityns astropedagog.<\/p>\n\n\n\n<p>Under 2020 l\u00e4rde sig barnen och ungdomarna hur man blir astronaut, tittade vad man kunde observera via ett teleskop i Spanien, l\u00e4rde sig japanska rymdord, byggde ett 3D-modell av v\u00e5rt solsystem, samlade fakta om stj\u00e4rnor, studerade Einsteins tvillingparadox och mycket, mycket mer.<\/p>\n\n\n\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"nv-iframe-embed\"><iframe title=\"Rymdungarna, Nasagruppen och Observatorieg\u00e4nget i 2020\" width=\"1200\" height=\"900\" src=\"https:\/\/www.youtube.com\/embed\/tE7eK-MHUZQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">N\u00e4rbild av Susanne Aalto<\/h2>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Jesper Sollerman<\/strong> tipsar om <a href=\"https:\/\/www.tidningencurie.se\/nyheter\/2021\/02\/03\/hennes-rymdresa-startade-pa-biblioteket-i-hallstahammar\/?utm_source=Paloma&amp;utm_medium=Newsletter&amp;utm_campaign=Hennes+rymdresa+startade+p%c3%a5+biblioteket+i+Hallstahammar\">en trevlig och personlig intervj<\/a>u med v\u00e5r professor i radioastronomi, Onsala, <strong>Susanne Aalto<\/strong>, i<em> Curie<\/em>, som ges ut av Vetenskapsr\u00e5det.<\/p>\n\n\n\n<p>Notabelt \u00e4r att hennes livsresa inom astronomin b\u00f6rjade p\u00e5 biblioteket i Hallstahammar. Leve Folkbiblioteken!<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Och s\u00e5 blir det reklam&#8230;<\/h2>\n\n\n\n<p>&#8230; men inte vilken reklam som helst. Tack till <strong>Hans Hilderfors<\/strong> f\u00f6r tipset!<\/p>\n\n\n\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"nv-iframe-embed\"><iframe title=\"Moonwalk: A Sony Alpha Film | Sony a7S III\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/2xKSOrHm8Zs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u00c4ven tyskarna protesterar<\/h2>\n\n\n\n<p>\u00c4ven den tyska astronomicommunityn (Astronomische Gesellschaft, planetariernas paraplyorganisation, de 4000 medlemmarna i Vereinigung der Sternfreunde (VdS<em>)<\/em>,<a href=\"https:\/\/www.astronomische-gesellschaft.de\/en\/activities\/press-releases\/statement-on-satellite-constellations\"> \u00e4r oroliga<\/a> f\u00f6r vad Starlink-projektet och liknande med dess 10 000-tals satelliter betyder f\u00f6r v\u00e5r natthimmel, alla jordbors egendom.<\/p>\n\n\n\n<p>N\u00e5n g\u00e5ng ska v\u00e4l \u00e4ven Svenska Astronomiska S\u00e4llskapet ta st\u00e4llning.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;Stingrockan&#8221; blir mindre och mindre Det rapporteras att den yngsta planetariska nebulosan vi hittills observerat, Stingrocksnebulosan aka Hen3-1357, konstrar. Den uppt\u00e4cktes 1990 och har sen dess f\u00f6rsvagats dramatiskt. Nebulosan kallas i en ny rapport f\u00f6r en &#8220;recombination nebula&#8221;. Hubble-teleskopet har dokumenterat stora f\u00f6r\u00e4ndringar under tjugo \u00e5r (1996, 2016) och det \u00e4r klart att astronomerna h\u00e5ller&hellip;&nbsp;<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/2021\/02\/08\/nr-9-2021\/\" rel=\"bookmark\">L\u00e4s mer &raquo;<span class=\"screen-reader-text\">Nr 9 2021<\/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\/87100"}],"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=87100"}],"version-history":[{"count":15,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/87100\/revisions"}],"predecessor-version":[{"id":87116,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/87100\/revisions\/87116"}],"wp:attachment":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/media?parent=87100"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/categories?post=87100"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/tags?post=87100"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}