{"id":1140,"date":"2014-08-26T21:28:01","date_gmt":"2014-08-26T19:28:01","guid":{"rendered":"http:\/\/freebook.fernglas-astronomie.de\/?page_id=1140"},"modified":"2014-08-26T21:28:01","modified_gmt":"2014-08-26T19:28:01","slug":"globular-clusters","status":"publish","type":"page","link":"http:\/\/freebook.fernglas-astronomie.de\/?page_id=1140","title":{"rendered":"Globular Clusters"},"content":{"rendered":"<figure id=\"attachment_233\" class=\"wp-caption aligncenter\" style=\"width: 400px;\"><a href=\"http:\/\/freebook.fernglas-astronomie.de\/wp-content\/uploads\/2014\/04\/M13_Coude.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-233\" src=\"http:\/\/freebook.fernglas-astronomie.de\/wp-content\/uploads\/2014\/04\/M13_Coude.jpg\" alt=\"Der Kugelsternhaufen M\u200913 im Herkules. Kugelsternhaufen sind meist recht kompakte Objekte, die einen helleren Kern zeigen, der von einem Halo von Sternen umgeben ist. Erst bei h\u00f6herer Vergr\u00f6\u00dferung k\u00f6nnen sie in einzelne Sterne aufgel\u00f6st werden, daher entstand dieses Bild bei 2250 mm Brennweite in einem 15-cm-Refraktor.\" width=\"400\" height=\"266\" srcset=\"http:\/\/freebook.fernglas-astronomie.de\/wp-content\/uploads\/2014\/04\/M13_Coude.jpg 400w, http:\/\/freebook.fernglas-astronomie.de\/wp-content\/uploads\/2014\/04\/M13_Coude-300x199.jpg 300w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><figcaption class=\"wp-caption-text\">M\u200913 in Hercules. Globular Clusters are rather compact objects with a brighter center which is surrounded by stars. You need high magnification to resolve single stars \u2013 this image was taken with a 6&#8243; (15cm) telescope at 2250mm focal length.<\/figcaption><\/figure>\n<p>Globular clusters are groups of several hundred thousand very old stars which are located outside the plane of our galaxy in the so-called \u201cgalactic halo\u201c. These stars are about as old as our galaxy. Because they are some ten thousand light-years away from the Sun, they appear in binoculars only as small speckles of light. Most of the over 100 known globular clusters need at least medium-sized telescopes at higher magnifications to resolve them into individual stars. The concentration of the globular clusters varies \u2013 some are compact, small balls of stars while others are very loosely concentrated globular clusters which are more reminiscent of densely packed open clusters.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u200913 in Hercules. Globular Clusters are rather compact objects with a brighter center which is surrounded by stars. You need high magnification to resolve single stars \u2013 this image was taken with a 6&#8243; (15cm) telescope at 2250mm focal length. Globular clusters are groups of several hundred thousand very old stars which are located outside &hellip; <a href=\"http:\/\/freebook.fernglas-astronomie.de\/?page_id=1140\" class=\"more-link\"><span class=\"screen-reader-text\">Globular Clusters<\/span> weiterlesen <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1128,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1140","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"http:\/\/freebook.fernglas-astronomie.de\/index.php?rest_route=\/wp\/v2\/pages\/1140","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/freebook.fernglas-astronomie.de\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/freebook.fernglas-astronomie.de\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/freebook.fernglas-astronomie.de\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/freebook.fernglas-astronomie.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1140"}],"version-history":[{"count":1,"href":"http:\/\/freebook.fernglas-astronomie.de\/index.php?rest_route=\/wp\/v2\/pages\/1140\/revisions"}],"predecessor-version":[{"id":1141,"href":"http:\/\/freebook.fernglas-astronomie.de\/index.php?rest_route=\/wp\/v2\/pages\/1140\/revisions\/1141"}],"up":[{"embeddable":true,"href":"http:\/\/freebook.fernglas-astronomie.de\/index.php?rest_route=\/wp\/v2\/pages\/1128"}],"wp:attachment":[{"href":"http:\/\/freebook.fernglas-astronomie.de\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1140"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}