{"id":71629,"date":"2017-05-12T02:08:54","date_gmt":"2017-05-12T01:08:54","guid":{"rendered":"http:\/\/www.astb.se\/cassiopeiabloggen\/?p=71629"},"modified":"2017-05-14T08:21:09","modified_gmt":"2017-05-14T07:21:09","slug":"nr-52-2017","status":"publish","type":"post","link":"https:\/\/www.astb.se\/cassiopeiabloggen\/2017\/05\/12\/nr-52-2017\/","title":{"rendered":"Nr 52 2017"},"content":{"rendered":"<h2>\n\t<strong>&Auml;ven Goldstone-radarn synade nyaste &quot;badankan&quot;<\/strong><br \/>\n<\/h2>\n<p>\n\tNASA:s Photojournal ber&auml;ttar att Goldstone-disken (70 m) f&aring;ngade asteroiden 2014 JO25 inte mindre &auml;n 154 ggr n&auml;r sm&aring;planeten befann sig 2,47-2,59 miljoner km fr&aring;n jorden under andra halvan av april.\n<\/p>\n<p>\n\tDen st&ouml;rre av loberna har en diameter p&aring; drygt 600 m.\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/PIA21597.gif\"><img decoding=\"async\" alt=\"PIA21597\" class=\"aligncenter size-full wp-image-71652\" height=\"256\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/PIA21597.gif\" width=\"455\" \/><\/a>\n<\/p>\n<p>\n\tS&aring; h&auml;r n&auml;ra v&aring;r hemplanet rapporteras asteroiden inte komma p&aring; de n&auml;rmaste 400 &aring;ren.\n<\/p>\n<p>\n\tObs: Himlakroppen klassas som asteroid inte komet.\n<\/p>\n<p>\n\tMer info om asteroiden p&aring;:\n<\/p>\n<p>\n\t<a href=\"https:\/\/cneos.jpl.nasa.gov\/news\/news196.html\" target=\"new\">https:\/\/cneos.jpl.nasa.gov\/news\/news196.html<\/a> och <a href=\"http:\/\/www.jpl.nasa.gov\/asteroidwatch\" target=\"new\">http:\/\/www.jpl.nasa.gov\/asteroidwatch<\/a>.\n<\/p>\n<h2>\n\t<strong>M&aring;nrotation p&aring; Youtube<\/strong><br \/>\n<\/h2>\n<p>\n\tEn pedagogisk upptagning av m&aring;nens rotation kring sin egen axel har hittats p&aring; n&auml;tet av <strong>Lars Olefeldt. <\/strong>Sekvensen kommer fr&aring;n NASA-sonden Lunar Recoinnassance Orbiter:\n<\/p>\n<p>\n\t<iframe allowfullscreen=\"\" frameborder=\"0\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/H9jab1IJuyM\" width=\"560\"><\/iframe>\n<\/p>\n<p>\n\tF&ouml;r dem med 3 D-glas&ouml;gon: En stereosnutt <a href=\"https:\/\/www.youtube.com\/watch?v=6VDOrIY964E\">finns ocks&aring; p&aring; Youtube<\/a>.\n<\/p>\n<h2>\n\t<strong>&quot;Impact&quot; tema p&aring; lundatr&auml;ff<\/strong><br \/>\n<\/h2>\n<p>\n\tEn rad toppastronomer hemifr&aring;n och utifr&aring;n har anm&auml;lt sig till tr&auml;ffen 15-17 maj p&aring; institutionen i Lund p&aring; temat &quot;Impacts in Planetary Systems&quot;.\n<\/p>\n<p>\n\t<a href=\"http:\/\/www.astro.lu.se\/impact2017\/programme-v1.5.pdf\">Programmet h&auml;r. <\/a>\n<\/p>\n<p>\n\tMed lite tur borde man kunna smita in om bakv&auml;gen&#8230;.\n<\/p>\n<h2>\n\t<strong>Upp till kamp f&ouml;r inflationen!<\/strong><br \/>\n<\/h2>\n<p>\n\tEn rad av tidens teoretiska fysiker och astronomer f&ouml;rsvarar inflationsteorin om hur universum utvecklades efter Big Bang<a href=\"https:\/\/blogs.scientificamerican.com\/observations\/a-cosmic-controversy\/\"> i ett brev till <\/a><em><a href=\"https:\/\/blogs.scientificamerican.com\/observations\/a-cosmic-controversy\/\">Scientific American<\/a> <\/em>(&quot;A Cosmic Controversy&quot;)\n<\/p>\n<p>\n\tBland undertecknarna m&auml;rks <strong>Stephen Hawking,<\/strong> den fr&auml;mste ickenobelpristagaren av dem alla, liksom <strong>Lawrence Kraus, Martin Rees, Steven Weinberg <\/strong>m fl. Och <strong>Andrei Linde<\/strong>, naturligtvis.\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/martin-ljung-vi-ska-klara-avet-knappupp.jpg\"><img decoding=\"async\" alt=\"martin-ljung-vi-ska-klara-avet-knappupp\" class=\"aligncenter size-full wp-image-71671\" height=\"245\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/martin-ljung-vi-ska-klara-avet-knappupp.jpg\" width=\"245\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/martin-ljung-vi-ska-klara-avet-knappupp.jpg 780w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/martin-ljung-vi-ska-klara-avet-knappupp-150x150.jpg 150w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/martin-ljung-vi-ska-klara-avet-knappupp-300x300.jpg 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/martin-ljung-vi-ska-klara-avet-knappupp-200x200.jpg 200w\" sizes=\"(max-width: 245px) 100vw, 245px\" \/><\/a>\n<\/p>\n<div style=\"position: absolute; left: -99999px;\">\n\tIn response, Linde and Guth, along with their colleagues David Kaiser from MIT and Yasunori Nomura from the University of California, Berkeley, have <a href=\"https:\/\/blogs.scientificamerican.com\/observations\/a-cosmic-controversy\/\">written a letter<\/a> defending the inflationary theory, published in <i>Scientific American<\/i> May 10. It was signed by 33 academics who read like a Who&#39;s Who of theoretical physicists, including Stephen Hawking of Cambridge University. In it, they take aim at the primary argument in the story: that inflationary theory isn&#39;t really a scientific theory because it doesn&#39;t predict anything and therefore can&#39;t be tested.<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\t&nbsp;\n\t<\/p>\n<p>\n\t\tRead more at: <a href=\"https:\/\/phys.org\/news\/2017-05-rumors-inflationary-theory-demise-premature.html#jCp\">https:\/\/phys.org\/news\/2017-05-rumors-inflationary-theory-demise-premature.html#jCp<\/a>\n\t<\/p>\n<\/div>\n<h2>\n\t<strong>Annorlunda bilder fr&aring;n Rundetaarn<\/strong><br \/>\n<\/h2>\n<p>\n\tDet ramlade in en dr&ouml;s bilder &auml;ven fr&aring;n ASTB-kompisen<strong> Pia Sj&ouml;holm, <\/strong>som &auml;r flitig p&aring; v&aring;ra astronomihistoriska utflykter, senast Rundetaarn i K&ouml;penmhamn 29 april, och Pia tog ett par annorlunda bilder fr&aring;n tornet.\n<\/p>\n<p>\n\tVem satt i denna gungstol? <strong>Ole R&ouml;mer<\/strong> m&aring;nne? Gungstolen st&aring;r uppe p&aring; kyrkvinden som ligger v&auml;gg i v&auml;gg med tornet.\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/DSC_0007-Custom-1-e1494443479771.jpg\"><img decoding=\"async\" alt=\"DSC_0007 (Custom)-1\" class=\"aligncenter size-full wp-image-71631\" height=\"268\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/DSC_0007-Custom-1-e1494443479771.jpg\" width=\"400\" \/><\/a>\n<\/p>\n<p>\n\tS&aring; h&auml;r s&aring;g ett lokum ut p&aring; den gamla goda astronomiska&nbsp; tiden i tornet. Om denna stol kunde tala!\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/DSC_1291-Custom-e1494443611246.jpg\"><img decoding=\"async\" alt=\"DSC_1291 (Custom)\" class=\"aligncenter size-full wp-image-71633\" height=\"598\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/DSC_1291-Custom-e1494443611246.jpg\" width=\"400\" \/><\/a>\n<\/p>\n<p>\n\tUrmekanism m\/annorlunda.\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/DSC_0017-Custom-e1494443706253.jpg\"><img decoding=\"async\" alt=\"DSC_0017 (Custom)\" class=\"aligncenter size-full wp-image-71634\" height=\"268\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/DSC_0017-Custom-e1494443706253.jpg\" width=\"400\" \/><\/a>\n<\/p>\n<p>\n\tV&aring;r guide <strong>Erling Poulsen<\/strong> visar ett klassisk m&auml;tinstrument:\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/DSC_0024-Custom-e1494443752410.jpg\"><img decoding=\"async\" alt=\"DSC_0024 (Custom)\" class=\"aligncenter size-full wp-image-71635\" height=\"598\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/DSC_0024-Custom-e1494443752410.jpg\" width=\"400\" \/><\/a>\n<\/p>\n<p>\n\tRundetaarn har varit utsatt f&ouml;r m&aring;nga dramatiska h&auml;ndelser. Bl a besk&ouml;ts tornet av engelsm&auml;nnen under bel&auml;gringen 1805 och en kanonkula passade p&aring; att landa i biblioteket med astronomisk litteratur, bl a..\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/DSC_1282-Custom-e1494443825876.jpg\"><img decoding=\"async\" alt=\"DSC_1282 (Custom)\" class=\"aligncenter size-full wp-image-71636\" height=\"268\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/DSC_1282-Custom-e1494443825876.jpg\" width=\"400\" \/><\/a>\n<\/p>\n<p>\n\t<strong>Klas Hylt&eacute;n-Cavallius<\/strong> hade mycket att ber&auml;tta f&ouml;r oss redan n&auml;r vi samlades vid tornet inf&ouml;r promenaden upp till alla sev&auml;rdheter..\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/DSC_1271-Custom-e1494443871945.jpg\"><img decoding=\"async\" alt=\"DSC_1271 (Custom)\" class=\"aligncenter size-full wp-image-71637\" height=\"268\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/DSC_1271-Custom-e1494443871945.jpg\" width=\"400\" \/><\/a>\n<\/p>\n<p>\n\tVad ska &quot;Historiska klubben&quot; hitta p&aring; h&auml;rn&auml;st, n&aring;n g&aring;ng i h&ouml;st? Det &aring;terst&aring;r att se. Vi&nbsp; m&ouml;ts ju &#8211; max &#8211;&nbsp; bara en g&aring;ng per termin och det har faktiskt g&aring;tt n&auml;stan ett &aring;r mellan Rundetaarn-bes&ouml;ket och v&aring;rt f&ouml;rra ytterst trevliga nedslag p&aring; borgen i Knutstorp, d&auml;r Tycho f&ouml;ddes.\n<\/p>\n<p>\n\tSka vi satsa p&aring; Torrl&ouml;sa utanf&ouml;r Sval&ouml;v, d&auml;r Tychos l&auml;rda syster<strong> Sophia Brahe<\/strong> ligger begraven? Ska vi satsa p&aring; Skissernas museum i Lund och de skulpturala&nbsp; &quot;skisserna&quot; till <strong>Ivar Johnssons<\/strong> m&auml;ktiga Tycho Brahe-monument p&aring; Ven? Ska vi &auml;gna oss &aring;t de ok&auml;nda soluren i Lund och K&ouml;penhamn? Ska vi bes&ouml;ka Ven och de nya utst&auml;llningarna? Ska vi granska n&aring;got annat?\n<\/p>\n<h2>\n\t<strong>&Auml;nnu mer K&ouml;penhamn &#8211; nu med unga &ouml;gon<\/strong><br \/>\n<\/h2>\n<p>\n\tIbland f&ouml;rvandlas W-bloggen till rena reklampelaren f&ouml;r v&aring;r f&ouml;rening, men: &Auml;ven de yngsta i v&aring;ra led har g&auml;stat K&ouml;penhamn, Rundetaarn och Tycho Brahe-planetariet: 6 maj &aring;kte &quot;Tychos ungar&quot; (Rymdungarna, Nasagruppen, Observatorieg&auml;nget) med astropedagogen<strong> Peter Hemborg<\/strong> och f&ouml;r&auml;ldrar i spetsen till v&aring;r popul&auml;ra grannstad p&aring; andra sidan Broen..\n<\/p>\n<p>\n\tEn rapport fr&aring;n reseledaren lyder s&aring; h&auml;r:\n<\/p>\n<p>\n\t<span style=\"font-family:comic sans ms,cursive;\"><span style=\"font-size: 12px;\">&#8211;&nbsp; P&aring; Rundet&aring;rn gick vi upp till utkiksplattformen och fick ocks&aring; ett utm&auml;rkt f&ouml;redrag om tornets historia av Observatorieg&auml;ngaren <strong>Rebecka Persson. <\/strong><\/span><\/span>\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/1.-Rundet\u00e5rn-e1494519742227.jpg\"><img decoding=\"async\" alt=\"1. Rundet\u00e5rn\" class=\"aligncenter size-full wp-image-71663\" height=\"300\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/1.-Rundet\u00e5rn-e1494519742227.jpg\" width=\"450\" \/><\/a>\n<\/p>\n<p style=\"text-align: center;\">\n\t<em>Foto: Privat<\/em>\n<\/p>\n<h3>\n\t<span style=\"font-family:comic sans ms,cursive;\"><span style=\"font-size: 12px;\">&#8211; Mellan Rundet&aring;rn och Planetariet var det fria aktiviteter. N&aring;gra gick och &aring;t och drack gott, n&aring;gra k&ouml;pte danskt godis och n&aring;gra av oss tog en promenad till Geologiska museet, d&auml;r vi noga studerade en asteroid, den femte st&ouml;rsta, som landat p&aring; jorden. <\/span><\/span><br \/>\n<\/h3>\n<h3>\n\t<span style=\"font-family:comic sans ms,cursive;\"><span style=\"font-size: 12px;\">&#8211; Vi gick ocks&aring; till nya Observatoriet och tr&auml;ffade d&auml;r Tycho Brahe sj&auml;lv, eller i alla fall en staty av densamme.<\/span><\/span><br \/>\n<\/h3>\n<h3>\n\t<span style=\"font-family:comic sans ms,cursive;\"><span style=\"font-size: 12px;\">&#8211; P&aring; planetariet s&aring;g vi filmen &rdquo;<i><span style=\"font-style: italic;\">V&aring;res smukke planet<\/span><\/i>&rdquo;, som visar f&ouml;rbluffande vackra bilder av v&aring;r vackra planet. Inspelningen av filmen gjordes av astronauterna p&aring; den Internationella Rymdstationen. <\/span><\/span><br \/>\n<\/h3>\n<h3>\n\t<span style=\"font-family:comic sans ms,cursive;\"><span style=\"font-size: 12px;\">&#8211; Vi hade en mycket trevlig dag tillsammans i K&ouml;penhamn. <\/span><\/span><br \/>\n<\/h3>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/6.-M\u00e5nen-\u00f6ver-Huvudbang\u00e5rden-e1494519902259.jpg\"><img decoding=\"async\" alt=\"6. M\u00e5nen \u00f6ver Huvudbang\u00e5rden\" class=\"aligncenter size-full wp-image-71665\" height=\"300\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/6.-M\u00e5nen-\u00f6ver-Huvudbang\u00e5rden-e1494519902259.jpg\" width=\"450\" \/><\/a>\n<\/p>\n<p style=\"text-align: center;\">\n\t<span style=\"font-size:12px;\">&nbsp;&nbsp;&nbsp;&nbsp;<em>&nbsp;&nbsp;&nbsp; Det mest astronomiska under utflykten:M&aring;nen &ouml;ver Hovedbang&aring;rden! Foto: Privat &nbsp;&nbsp;&nbsp;<\/em>&nbsp;<\/span>\n<\/p>\n<h2>\n\t<strong>Superhump var ordet<\/strong><br \/>\n<\/h2>\n<p>\n\tJag visste inte att fenomenet fanns i variabelv&auml;rlden, men nu vet jag: Superhump.\n<\/p>\n<p>\n\tEn ny rapport om<a href=\"https:\/\/arxiv.org\/pdf\/1705.03682.pdf\"> superhumpen DW U Ma finns h&auml;r.<\/a>\n<\/p>\n<h2>\n\t<strong>Krabban i multiljus<\/strong><br \/>\n<\/h2>\n<p>\n\tHubble-sajten erinrar om en av astronomins ikoner: Krabbnebulosan, supernovaresten fr&aring;n sm&auml;llen som kunde ses fr&aring;n jorden 1054 e K. I alla fall s&aring;gs den som en &quot;g&auml;ststj&auml;rna&quot;&nbsp; i bortre Asien och &auml;ven av f&ouml;rcolumbianska indianer. Vikingarna, d&auml;remot, tycks ha varit blinda vid tillf&auml;llet.\n<\/p>\n<p>\n\tSupernovan n&aring;dde i max Venus ljusstyrka och spr&auml;ttade ut energier motsvarande 400 miljoner solar. Den b&ouml;r ha kunnat ses av eventuellt f&ouml;rekommande astronomer i M31, Andromedagalaxen, med en skenbar ljusstyrka d&auml;rifr&aring;n runt 6-7magn??? Ungef&auml;r s&aring; som vi s&aring;g sm&auml;llen i M31 1885.\n<\/p>\n<p>\n\tAvst&aring;ndet mellan oss och Krabban &auml;r uppskattad till 6500 ljus&aring;r. Hade den legat 50 ljus&aring;r bort, hade de flesta livsformer p&aring; jorden f&ouml;rintats.\n<\/p>\n<p>\n\tEn mosaik av Krabban i olika v&aring;gl&auml;ngder ter sig som f&ouml;ljer:\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/low_STSCI-H-p1721b-d-1280x720-e1494490393516.png\"><img decoding=\"async\" alt=\"low_STSCI-H-p1721b-d-1280x720\" class=\"aligncenter size-full wp-image-71644\" height=\"109\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/low_STSCI-H-p1721b-d-1280x720-e1494490393516.png\" width=\"561\" srcset=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/low_STSCI-H-p1721b-d-1280x720-e1494490393516.png 561w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/low_STSCI-H-p1721b-d-1280x720-e1494490393516-300x58.png 300w, https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/low_STSCI-H-p1721b-d-1280x720-e1494490393516-200x38.png 200w\" sizes=\"(max-width: 561px) 100vw, 561px\" \/><\/a>\n<\/p>\n<h2>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/low_STSCI-H-p1721a-d-1280x720-e1494490295700.png\"><img decoding=\"async\" alt=\"low_STSCI-H-p1721a-d-1280x720\" class=\"aligncenter size-full wp-image-71643\" height=\"338\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/low_STSCI-H-p1721a-d-1280x720-e1494490295700.png\" width=\"600\" \/><\/a><br \/>\n<\/h2>\n<p style=\"text-align: center;\">\n\t<em>Bildk&auml;lla: <\/em><em><a href=\"http:\/\/www.nasa.gov\/\">NASA<\/a>, <a href=\"http:\/\/www.spacetelescope.org\/\">ESA<\/a>, G. Dubner (IAFE, CONICET-University of Buenos Aires) et al.; A. Loll et al.; T. Temim et al.; F. Seward et al.; VLA\/NRAO\/AUI\/NSF; Chandra\/CXC; Spitzer\/JPL-Caltech; XMM-Newton\/<a href=\"http:\/\/www.spacetelescope.org\/\">ESA<\/a>; and Hubble\/<a href=\"http:\/\/www.stsci.edu\/\">STScI<\/a><\/em>\n<\/p>\n<p>\n\tRapporten &quot;Morphological properties of the Crab nebula: A detailed multiwavelenght study based on new VLA, HST, Chandra and XMM-Newton images&quot; <a href=\"http:\/\/imgsrc.hubblesite.org\/hvi\/uploads\/science_paper\/file_attachment\/235\/1704.02968_Crab.pdf\">finns h&auml;r.<\/a>\n<\/p>\n<h2>\n\t<strong>Doktor i Lund<\/strong><br \/>\n<\/h2>\n<p>\n\tI dag (12 maj) blir <strong>Karl Wahlberg Jansson<\/strong> fil dr i Lund p&aring; sin avhandling om&nbsp; planetesimalers och kometers tillkomst i de yttre delarna av solsystemet.\n<\/p>\n<p>\n\tAvhandlingens <a href=\"http:\/\/portal.research.lu.se\/portal\/sv\/publications\/formation-of-pebblepile-planetesimals-and-the-interior-structure-of-comets(68885e83-cbf0-4fbf-8882-6f69eb0e18e7).html\">abstract finns h&auml;r p&aring; svenska.<\/a>\n<\/p>\n<h2>\n\t<strong>M51 i tr&auml;dg&aring;rden mumma f&ouml;r harpalt<\/strong><br \/>\n<\/h2>\n<p>\n\t<strong>Emma Bruus <\/strong>ber&auml;ttar att n&auml;r hon och maken uppt&auml;ckte en s&ouml;t liten harpalt i tr&auml;dg&aring;rden hemma i Finland best&auml;mde de sig f&ouml;r tv&aring; saker: Att snygga till gr&auml;smattan s&aring; att harungen fick lite kl&ouml;ver att &auml;ta.\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.ursa.fi\/blogi\/taivas-takapihalla\/galaksini-kierteishaarassa-nakyy-pupunkorvat\/\">Det &auml;r ingen slump att M51<\/a> sp&ouml;kar i sammanhanget.\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/140623-200706a_fb-e1494498174932.jpg\"><img decoding=\"async\" alt=\"140623-200706a_fb\" class=\"aligncenter size-full wp-image-71655\" height=\"167\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/140623-200706a_fb-e1494498174932.jpg\" width=\"250\" \/><\/a>\n<\/p>\n<p style=\"text-align: center;\">\n\t<em>Hungrig harpalt fick egen&#8230;<\/em>\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/IMG_0148_2p-768x1024-e1494498230422.jpg\"><img decoding=\"async\" alt=\"IMG_0148_2p-768x1024\" class=\"aligncenter size-full wp-image-71656\" height=\"600\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/IMG_0148_2p-768x1024-e1494498230422.jpg\" width=\"450\" \/><\/a>\n<\/p>\n<p style=\"text-align: center;\">\n\t.. galax&auml;ng att &auml;ta sig&#8230;\n<\/p>\n<p>\n\t<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/Pupunkorvat-1024x214-e1494498266916.jpg\"><img decoding=\"async\" alt=\"Pupunkorvat-1024x214\" class=\"aligncenter size-full wp-image-71657\" height=\"94\" src=\"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-content\/uploads\/2017\/05\/Pupunkorvat-1024x214-e1494498266916.jpg\" width=\"450\" \/><\/a>\n<\/p>\n<p>\n\t<em>&#8230; m&auml;tt p&aring;. Kolla &ouml;ronen t h! Foto: Emma Bruus<\/em><span style=\"font-size:12px;\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&Auml;ven Goldstone-radarn synade nyaste &quot;badankan&quot; NASA:s Photojournal ber&auml;ttar att Goldstone-disken (70 m) f&aring;ngade asteroiden 2014 JO25 inte mindre &auml;n 154 ggr n&auml;r sm&aring;planeten befann sig 2,47-2,59 miljoner km fr&aring;n jorden under andra halvan av april. Den st&ouml;rre av loberna har en diameter p&aring; drygt 600 m. S&aring; h&auml;r n&auml;ra v&aring;r hemplanet rapporteras asteroiden inte komma&hellip;&nbsp;<a href=\"https:\/\/www.astb.se\/cassiopeiabloggen\/2017\/05\/12\/nr-52-2017\/\" rel=\"bookmark\">L\u00e4s mer &raquo;<span class=\"screen-reader-text\">Nr 52 2017<\/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\/71629"}],"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=71629"}],"version-history":[{"count":48,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/71629\/revisions"}],"predecessor-version":[{"id":71713,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/posts\/71629\/revisions\/71713"}],"wp:attachment":[{"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/media?parent=71629"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/categories?post=71629"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.astb.se\/cassiopeiabloggen\/wp-json\/wp\/v2\/tags?post=71629"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}