{"id":25944,"date":"2012-01-12T17:30:07","date_gmt":"2012-01-12T16:30:07","guid":{"rendered":"http:\/\/www.astb.se\/cassiopeiabloggen\/?p=25944"},"modified":"2012-01-13T07:36:08","modified_gmt":"2012-01-13T06:36:08","slug":"nr-11-2012","status":"publish","type":"post","link":"https:\/\/www.astb.se\/cassiopeiabloggen\/2012\/01\/12\/nr-11-2012\/","title":{"rendered":"Nr 11 2012"},"content":{"rendered":"<h2>Bildfrossa fr\u00e5n 1800-talet<\/h2>\n<p>Varje dag \u00f6versk\u00f6ljs vi av den ena mer fantastiska rymdbilden efter den andra, varf\u00f6r det inte k\u00e4nns helt fel att tipsa om\u00a0 sajten fr\u00e5n New York City Library. Tv\u00e4tta \u00f6gonen!<\/p>\n<p>Alla som bes\u00f6kt detta bibliotek mitt inne i smeten i NYC p\u00e5 Manhattan vet att h\u00e4r finns rariteter av b\u00e5de det ena och det andra. Nu \u00e4r de nyligen digitaliserade bilderna av franskf\u00f6dde konstn\u00e4ren och astronomen <strong>Etienne Leopold Trouvelot <\/strong>(1827-1895), som pockar p\u00e5 uppm\u00e4rksamhet. Trouvelot h\u00f6ll inte bara p\u00e5 med rymdkonst, han var \u00e4ven verksam\u00a0 inom silkesindustrin och lyckades med prestationen att introducera en insektssjuka som USA:s \u00f6stra delar fortfarande arbetar med att bek\u00e4mpa.<\/p>\n<p>Men\u00a0 som rymdkonstn\u00e4r var Monsieur Trouvelot en av 1800-talets b\u00e4sta, och han gjorde s\u00e5 bra ifr\u00e5n sig att han i dag har en m\u00e5nkrater uppkallad efter sitt namn.<\/p>\n<p><a href=\"http:\/\/www.livescience.com\/17861-trouvelot-astronomy-illustrations.html\">H\u00e4r f\u00f6ljer en kollektion, en hel sextett Trouvelot-bilder<\/a>, fr\u00e5n anno dazumal. Det \u00e4r bara att njuta och fascineras av hur det kunde ha g\u00e5tt till n\u00e4r han ritade vid sitt teleskop.<\/p>\n<h3 style=\"text-align: center;\">1<\/h3>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/jupiter-trouvelot1.jpg\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-25961\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/jupiter-trouvelot1.jpg\" alt=\"\" width=\"360\" height=\"240\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/jupiter-trouvelot1.jpg 360w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/jupiter-trouvelot1-300x200.jpg 300w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/a><\/p>\n<p>Jupiter-bilden kallas f\u00f6r en &#8220;chromolithograph&#8221; och gasj\u00e4tten ritades s\u00e5 h\u00e4r 1 november 1880. R\u00f6da fl\u00e4cken \u00e4r fullt synlig.<\/p>\n<h3 style=\"text-align: center;\">2<\/h3>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/sunspots.jpg\"><img decoding=\"async\" width=\"575\" height=\"493\" class=\"aligncenter size-full wp-image-25963\" style=\"width: 360px; height: 309px;\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/sunspots.jpg\" alt=\"\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/sunspots.jpg 575w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/sunspots-300x257.jpg 300w\" sizes=\"(max-width: 575px) 100vw, 575px\" \/><\/a><\/p>\n<p>Solfl\u00e4ckar observerade 17 juni 1875.<\/p>\n<h3 style=\"text-align: center;\">3<\/h3>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/orion-nebula.jpg\"><img decoding=\"async\" width=\"575\" height=\"477\" class=\"aligncenter size-full wp-image-25965\" style=\"width: 360px; height: 299px;\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/orion-nebula.jpg\" alt=\"\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/orion-nebula.jpg 575w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/orion-nebula-300x248.jpg 300w\" sizes=\"(max-width: 575px) 100vw, 575px\" \/><\/a><\/p>\n<p>Orionnebuloan tyckte\u00a0 E.L. Trouvelot s\u00e5g ut s\u00e5 h\u00e4r 1875-1876. N\u00e5gon d\u00e4remot?<\/p>\n<p>4<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/mare-humorum.jpg\"><img decoding=\"async\" width=\"575\" height=\"485\" class=\"aligncenter size-full wp-image-25969\" style=\"width: 360px; height: 304px;\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/mare-humorum.jpg\" alt=\"\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/mare-humorum.jpg 575w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/mare-humorum-300x253.jpg 300w\" sizes=\"(max-width: 575px) 100vw, 575px\" \/><\/a><\/p>\n<p>Mare Humorum (&#8220;V\u00e4tskornas hav&#8221;) p\u00e5 m\u00e5nen \u00e4r ungef\u00e4r 440 km tv\u00e4rs\u00f6ver. Teckningen gjordes 1875.<\/p>\n<h3 style=\"text-align: center;\">5<\/h3>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/aurora-borealis-trouvelot-1.jpg\"><img decoding=\"async\" width=\"575\" height=\"484\" class=\"aligncenter size-full wp-image-25981\" style=\"width: 360px; height: 303px;\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/aurora-borealis-trouvelot-1.jpg\" alt=\"\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/aurora-borealis-trouvelot-1.jpg 575w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/aurora-borealis-trouvelot-1-300x252.jpg 300w\" sizes=\"(max-width: 575px) 100vw, 575px\" \/><\/a><\/p>\n<p>En norrskensstudie &#8211; inte om\u00f6jlig &#8211; fr\u00e5n 1871.<\/p>\n<h3>6<\/h3>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/index.php_.jpeg\"><img decoding=\"async\" width=\"625\" height=\"760\" class=\"aligncenter size-full wp-image-25994\" style=\"width: 494px; height: 599px;\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/index.php_.jpeg\" alt=\"\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/index.php_.jpeg 625w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/index.php_-246x300.jpg 246w\" sizes=\"(max-width: 625px) 100vw, 625px\" \/><\/a><\/p>\n<p>Kronan p\u00e5 verket tycker jag: Vintergatan &#8211; lite st\u00f6rre \u00e4n bilder ovan &#8211;\u00a0 med &#8220;den stora sprickan&#8221;. Skapad \u00e5ren 1874-1876.<\/p>\n<p>Om Monsieur Trouvelet ber\u00e4ttas att han flydde med sin familj till USA efter kungakuppen 1842 i Frankrike, att han gjorde \u00e5tminstone 7 000 astronomiska bilder under sin karri\u00e4r, arbetade p\u00e5 Harvard\u00a0 och att han s\u00e5 sm\u00e5ningom kunde \u00e5terv\u00e4nda till Frankrike och b\u00f6rja observera p\u00e5 Meudon-observatoriet.<\/p>\n<p>(Jag tycker, parentetiskt skrivet, att jag k\u00e4nner igen en del bilder fr\u00e5n 1800-talsb\u00f6cker utgivna p\u00e5 svenska, men jag har inte hunnit kolla.)<\/p>\n<h2>Exo-news<\/h2>\n<p>Att dubbelstj\u00e4rnsystem kan inneh\u00e5lla planeter, har W-bloggen tidigare ber\u00f6rt, och fr\u00e5n AAS-m\u00f6tet i Austin, Texas, kommer ytterligare exempel: Kepler-34b och Kepler-35b heter de senaste fallen.<\/p>\n<p>Riktigt n\u00f6jda \u00e4r vi inte f\u00f6rr\u00e4n ett trippelstj\u00e4rnsystem avsl\u00f6jats med jordlika exoplaneter.<\/p>\n<p>Samtidigt ber\u00e4ttar NASA att Kepler-fyndet KOI-961 visar sig inneh\u00e5lla tre exoplaneter som \u00e4r mindre \u00e4n jordklotet: med radierna 0.78, 0.73 och\u00a0 0.57 ggr jordens toppar de &#8220;pytte&#8221;-ligan just nu.<\/p>\n<h2>&#8220;Lex Kulneff&#8221; i Vintergatan<\/h2>\n<p>Senaste nytt fr\u00e5n jumbojetens,\u00a0 NASA:s och tyska rymdflygstyrelsens, DLR:s, infrar\u00f6dflygande Boeing 737-observatorium, SOFIA &#8211; Stratospheric Observatory for Infrared Astronomy &#8211; visar <a href=\"http:\/\/www.nasa.gov\/sofia\/ \">nya bilder p\u00e5 den massiva stj\u00e4rnhopen\u00a0 W3<\/a>, en stj\u00e4rnhop p\u00e5 6400 ljus\u00e5rs avst\u00e5nd i stj\u00e4rnbilden Perseus.<\/p>\n<p>Den h\u00e5rda str\u00e5lningen och stj\u00e4rnvindarna h\u00e4r \u00e4r s\u00e5 intensiva att urmolnet, ur vilket stj\u00e4rnorna skapats, kommer helt att f\u00f6rsvinna all v\u00e4rldens v\u00e4g samtidigt som samma partikelkrafter kan stimulera till nya stj\u00e4rnbildningar i angr\u00e4nsande moln. Processen anses p\u00e5minna om den som skapade t ex solen en g\u00e5ng.<\/p>\n<p>SOFIAS s\u00e5 kallade FORCAST-kamera visar runt 15 massiva stj\u00e4rnor i olika utvecklingsstadier. I rutan p\u00e5 bilden syns en bubbla som t\u00f6mts p\u00e5\u00a0 gas och stoft, bubblan omges av moln i gr\u00f6nt d\u00e4r det mesta stoftet och de st\u00f6rre molekylerna f\u00f6rst\u00f6rts men s\u00e5 ser vi ocks\u00e5 det omgivande r\u00f6daktiga och kalla stoftet som kommer att sammanpressas\u00a0 till nya stj\u00e4rnor.<\/p>\n<p>H\u00e4r ute r\u00e5der &#8220;Lex Kulneff&#8221;: H\u00e4r skapas och sl\u00e5s ihj\u00e4l med samma varma sj\u00e4l. KLICKA p\u00e5 bilden f\u00f6r att f\u00e5 upp den i tittbart dataformat!<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/615059main_W3A_labelsc_946-7101.jpg\"><img decoding=\"async\" class=\"aligncenter size-medium wp-image-26009\" title=\"Foto:NASA\/DLR\/SOFIA\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/615059main_W3A_labelsc_946-7101-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/615059main_W3A_labelsc_946-7101-300x225.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/615059main_W3A_labelsc_946-7101.jpg 946w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<h2>Understreckare i Svenskan<\/h2>\n<p>&#8220;Astronomin gav skjuts \u00e5t samh\u00e4llsbygge&#8221; \u00e4r rubriken p\u00e5 <strong>Gustav Holmbergs<\/strong> f\u00f6rn\u00e4mliga understreckare i dagens utg\u00e5va av <em>Svenska Dagbladet<\/em>. Gustav rapporterar fr\u00e5n l\u00e4sningen av antologin <em>The heavens on Earth: Observatories and astronomy in nineteenth-century science and culture<\/em> (red David Aubin, Charlotte Bigg och H Otto Sibum, Duke University Press).<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/images.jpeg\"><img decoding=\"async\" class=\"alignleft size-full wp-image-26001\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/images.jpeg\" alt=\"\" width=\"143\" height=\"65\" \/><\/a>Det \u00e4r ofr\u00e5nkomligt att stort intresse knyts till ber\u00e4ttelsen om det tsarryska Pulkovo-observatoriet, dit s\u00e5 m\u00e5nga svenskintressen en g\u00e5ng var knutna. En som arbetade d\u00e4r var astronomen <strong>Bernhard Hasselberg<\/strong>, som s\u00e5g Pulkovo som ett astrofysikaliskt eldorado.<\/p>\n<p>Pulkovo-astronomerna decimerades under <strong>Stalins <\/strong>utrensningar och observatoriet j\u00e4mnades n\u00e4rmast med marken av tyskarna under bel\u00e4gringen av Leningrad. Gustav ber\u00e4ttar att n\u00e4r observatoriet \u00e5teruppbyggdes igen var samme arkitekt ansvarig som ritade b\u00e5de<strong> Lenins<\/strong> mausoleum i Moskva, Hotel Moskva och ombyggnaden av KGB:s h\u00f6gkvarter i Moskva. Vilket s\u00e4ger en del om den statspolitiska nyttan av observatoriet!<\/p>\n<p>Citat:<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>&#8220;F\u00f6r Stalin likv\u00e4l som f\u00f6r Nikolaj I var det viktigt att visa upp satsningar p\u00e5 storskaliga naturvetenskapliga installationer. D\u00e4rmed s\u00e4ger oss Pulkovos historia \u00e4ven n\u00e5got om symbolv\u00e4rdet f\u00f6r naturvetenskap under Sovjetepoken.&#8221;<\/strong><\/span><\/p>\n<p>Till och med Lunds lilla obsisbygge i Stadsparken, <strong>Hugo Zettervalls <\/strong>skapelse, anses ju ha inspirerats av den pampiga Pulkovo-krokanen.<\/p>\n<p>Understreckaren finns att l\u00e4sa p\u00e5 SvD:s webb; www.svd.se., G\u00f6r det!<\/p>\n<h2>Tack f\u00f6r uppm\u00e4rksamheten!<\/h2>\n<p>Tro inte annat &#8211; vi kommer ALLTID tillbaka, &#8220;friare, friskare och fr\u00e4nare&#8221; \u00e4n n\u00e5nsin!<\/p>\n<p><a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/To-Be-Continued.png\"><img decoding=\"async\" class=\"aligncenter size-medium wp-image-26005\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/To-Be-Continued-300x229.png\" alt=\"\" width=\"300\" height=\"229\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/To-Be-Continued-300x229.png 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2012\/01\/To-Be-Continued.png 483w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bildfrossa fr\u00e5n 1800-talet Varje dag \u00f6versk\u00f6ljs vi av den ena mer fantastiska rymdbilden efter den andra, varf\u00f6r det inte k\u00e4nns helt fel att tipsa om\u00a0 sajten fr\u00e5n New York City Library. Tv\u00e4tta \u00f6gonen! Alla som bes\u00f6kt detta bibliotek mitt inne i smeten i NYC p\u00e5 Manhattan vet att h\u00e4r finns rariteter av b\u00e5de det ena&hellip;&nbsp;<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/2012\/01\/12\/nr-11-2012\/\" rel=\"bookmark\">L\u00e4s mer &raquo;<span class=\"screen-reader-text\">Nr 11 2012<\/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":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.9 - aioseo.com -->\n\t<meta name=\"description\" content=\"Bildfrossa fr\u00e5n 1800-talet Varje dag \u00f6versk\u00f6ljs vi av den ena mer fantastiska rymdbilden efter den andra, varf\u00f6r det inte k\u00e4nns helt fel att tipsa om sajten fr\u00e5n New York City Library. 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