{"id":5347,"date":"2025-11-13T23:47:00","date_gmt":"2025-11-13T20:47:00","guid":{"rendered":"https:\/\/www.ikizler.org\/?p=5347"},"modified":"2025-12-24T23:50:15","modified_gmt":"2025-12-24T20:50:15","slug":"neptun","status":"publish","type":"post","link":"http:\/\/www.ikizler.org\/index.php\/2025\/11\/13\/neptun\/","title":{"rendered":"Nept\u00fcn"},"content":{"rendered":"\n
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Nept\u00fcn \u00e7\u0131plak g\u00f6zle g\u00f6r\u00fclemez ve G\u00fcne\u015f Sistemi’nde ba\u015flang\u0131\u00e7ta do\u011frudan deneysel g\u00f6zlemle<\/a> tespit edilmemi\u015f tek gezegendir . Aksine, Uran\u00fcs’\u00fcn y\u00f6r\u00fcngesindeki beklenmedik de\u011fi\u015fiklikler, Alexis Bouvard’\u0131 y\u00f6r\u00fcngesinin bilinmeyen bir gezegen taraf\u0131ndan yer\u00e7ekimsel <\/a>bozulmaya<\/a> maruz kald\u0131\u011f\u0131 hipotezini ortaya atmaya y\u00f6neltti. Bouvard’\u0131n \u00f6l\u00fcm\u00fcnden sonra, Nept\u00fcn’\u00fcn konumu, John Couch Adams<\/a> ve Urbain Le Verrier<\/a> taraf\u0131ndan ba\u011f\u0131ms\u0131z olarak, onun g\u00f6zlemlerinden matematiksel olarak tahmin edildi . Nept\u00fcn daha sonra 23 Eyl\u00fcl 1846’da Johann Gottfried Galle<\/a> taraf\u0131ndan Le Verrier taraf\u0131ndan tahmin edilen konumun bir derece<\/a> yak\u0131n\u0131nda bir teleskopla do\u011frudan g\u00f6zlemlendi . En b\u00fcy\u00fck uydusu Triton<\/a> k\u0131sa s\u00fcre sonra ke\u015ffedildi, ancak gezegenin geri kalan uydular\u0131ndan<\/a> hi\u00e7biri 20. y\u00fczy\u0131la kadar teleskopla tespit edilemedi.<\/p>\n\n\n\n

Nept\u00fcn, <\/strong>G\u00fcne\u015f’in<\/a> etraf\u0131nda d\u00f6nen sekizinci ve bilinen en uzak gezegendir<\/a> . \u00c7ap bak\u0131m\u0131ndan G\u00fcne\u015f Sistemi’ndeki<\/a> d\u00f6rd\u00fcnc\u00fc en b\u00fcy\u00fck gezegen , k\u00fctle bak\u0131m\u0131ndan \u00fc\u00e7\u00fcnc\u00fc en b\u00fcy\u00fck gezegen ve en yo\u011fun <\/a>dev gezegendir . <\/a>D\u00fcnya’n\u0131n k\u00fctlesinin<\/a> 17 kat\u0131d\u0131r . Kom\u015fu buz devi <\/a>Uran\u00fcs’e<\/a> k\u0131yasla Nept\u00fcn biraz daha k\u00fc\u00e7\u00fck, ancak daha k\u00fctleli ve daha yo\u011fundur. Esas olarak gazlar ve s\u0131v\u0131lardan olu\u015ftu\u011fu i\u00e7in  iyi tan\u0131mlanm\u0131\u015f kat\u0131 bir y\u00fczeyi yoktur. Nept\u00fcn, G\u00fcne\u015f’in etraf\u0131nda her 164,8  y\u0131lda<\/a> bir, 30,1 astronomik birim (4,5 milyar kilometre; 2,8 milyar mil) <\/a>y\u00f6r\u00fcnge mesafesinde<\/a> d\u00f6ner . Roma deniz tanr\u0131s\u0131n\u0131n<\/a> ad\u0131n\u0131 alm\u0131\u015ft\u0131r ve Nept\u00fcn’\u00fcn \u00fc\u00e7 di\u015fli m\u0131zra\u011f\u0131n\u0131<\/a> temsil eden astronomik <\/a>sembol\u00fcne sahiptir .<\/p>\n\n\n\n

Gezegenin D\u00fcnya’ya<\/a> olan uzakl\u0131\u011f\u0131 ona k\u00fc\u00e7\u00fck bir g\u00f6r\u00fcn\u00fcr boyut<\/a> kazand\u0131r\u0131r ve G\u00fcne\u015f’e olan uzakl\u0131\u011f\u0131 onu \u00e7ok s\u00f6n\u00fck hale getirerek D\u00fcnya tabanl\u0131 teleskoplarla incelenmesini zorla\u015ft\u0131r\u0131r. Sadece Hubble Uzay Teleskobu ve <\/a>adaptif optikli<\/a> b\u00fcy\u00fck yer tabanl\u0131 teleskoplar\u0131n ortaya \u00e7\u0131kmas\u0131 ayr\u0131nt\u0131l\u0131 g\u00f6zlemlere olanak sa\u011flad\u0131. 25 A\u011fustos 1989’da Nept\u00fcn’\u00fcn yan\u0131ndan ge\u00e7en <\/a>Voyager 2<\/em><\/a> , gezegeni ziyaret eden tek uzay arac\u0131 olmaya devam ediyor. Gaz devleri<\/a> ( J\u00fcpiter<\/a> ve Sat\u00fcrn<\/a> ) gibi , Nept\u00fcn’\u00fcn atmosferi esas olarak hidrojen<\/a> ve helyumdan<\/a> , eser miktarda hidrokarbon<\/a> ve muhtemelen azottan olu\u015fur, ancak su, <\/a>amonyak<\/a> ve metan<\/a> gibi buzlar\u0131n<\/a><\/em> oran\u0131 daha y\u00fcksektir . Uran\u00fcs’e benzer \u015fekilde, i\u00e7 k\u0131sm\u0131 esas olarak buz ve kayadan olu\u015fur; her iki gezegen de onlar\u0131 ay\u0131rt etmek i\u00e7in genellikle “buz devleri” olarak kabul edilir. Rayleigh sa\u00e7\u0131lmas\u0131yla<\/a> birlikte , en d\u0131\u015f b\u00f6lgelerdeki metan izleri Nept\u00fcn’\u00fcn hafif\u00e7e mavi g\u00f6r\u00fcnmesine neden olur.<\/p>\n\n\n\n

Uzun s\u00fcre boyunca belirgin bir \u00f6zelli\u011fi olmayan Uran\u00fcs’\u00fcn g\u00fc\u00e7l\u00fc mevsimsel atmosferinin aksine, Nept\u00fcn’\u00fcn atmosferi aktif ve s\u00fcrekli olarak g\u00f6r\u00fclebilen hava desenlerine sahiptir. 1989’daki Voyager 2<\/em> u\u00e7u\u015fu s\u0131ras\u0131nda, gezegenin g\u00fcney yar\u0131mk\u00fcresinde J\u00fcpiter’deki B\u00fcy\u00fck K\u0131rm\u0131z\u0131 Nokta’ya<\/a> benzer bir B\u00fcy\u00fck Karanl\u0131k Nokta vard\u0131. 2018’de daha yeni bir ana karanl\u0131k nokta ve daha k\u00fc\u00e7\u00fck bir karanl\u0131k nokta tespit edildi ve incelendi. <\/a> Bu hava desenleri, G\u00fcne\u015f Sistemi’ndeki herhangi bir gezegenin en g\u00fc\u00e7l\u00fc s\u00fcrekli r\u00fczgarlar\u0131 taraf\u0131ndan y\u00f6nlendirilir; bu r\u00fczgarlar\u0131n h\u0131z\u0131 2.100 km\/sa (580 m\/s; 1.300 mph) kadar \u00e7\u0131kmaktad\u0131r.  G\u00fcne\u015f’ten \u00e7ok uzak olmas\u0131 nedeniyle, Nept\u00fcn’\u00fcn d\u0131\u015f atmosferi G\u00fcne\u015f Sistemi’ndeki en so\u011fuk yerlerden biridir ve bulut tepelerindeki s\u0131cakl\u0131klar 55  K’ye<\/a> (\u2212218  \u00b0C<\/a> ; \u2212361  \u00b0F<\/a> ) yakla\u015fmaktad\u0131r. Gezegenin merkezindeki s\u0131cakl\u0131klar yakla\u015f\u0131k 5.400 K (5.100 \u00b0C; 9.300 \u00b0F) civar\u0131ndad\u0131r.  Nept\u00fcn’\u00fcn 1984’te ke\u015ffedilen ve Voyager 2 taraf\u0131ndan do\u011frulanan, <\/em>soluk ve par\u00e7al\u0131 bir halka sistemi<\/a> ( “yaylar” olarak etiketlenmi\u015ftir) vard\u0131r <\/p>\n\n\n\n

Kaynak: https:\/\/en.wikipedia.org\/<\/a><\/p>\n\n\n\n

Foto\u011frafa b\u00fcy\u00fcterek bak\u0131ld\u0131\u011f\u0131nda Nept\u00fcn\u2019 \u00fcn sol alt taraf\u0131nda Nept\u00fcn\u2019 e neredeyse biti\u015fik durumda uydusu Triton g\u00f6r\u00fcl\u00fcyor.<\/p>\n\n\n\n

Foto\u011fraf: U\u011fur \u0130K\u0130ZLER
Tarih: 13.11.2025  –  14.11.2025
Saat: 22:57 – 00:49
Yer: Mudanya – Bursa 40.36023 \u00b0 N – 28.90191 \u00b0 E<\/p>\n\n\n\n

Optik : El yap\u0131m\u0131 Newton teleskop 150 mm f\/4.57<\/p>\n\n\n\n

TeleVue Paracorr Coma Corrector<\/p>\n\n\n\n

Kundak: El yap\u0131m\u0131 kundak
Kamera : Canon EOS 6D Full Spectrum Modified<\/p>\n\n\n\n

Otomatik takip: PHD, Bower mirror lens  500 mm f\/6.3- ZWO ASI 120 MC-S<\/p>\n\n\n\n

ISO: 2500<\/p>\n\n\n\n

Poz: Light  103 x 45 sn. \u2013 Dark 30 \u2013 Flat 20 \u2013 Bias 25<\/p>\n\n\n\n

Yaz\u0131l\u0131m: Pix\u0130nsight 1.8, Photoshop CC 2015<\/p>\n","protected":false},"excerpt":{"rendered":"

Nept\u00fcn \u00e7\u0131plak g\u00f6zle g\u00f6r\u00fclemez ve G\u00fcne\u015f Sistemi’nde ba\u015flang\u0131\u00e7ta do\u011frudan deneysel g\u00f6zlemle tespit edilmemi\u015f tek gezegendir . Aksine, Uran\u00fcs’\u00fcn y\u00f6r\u00fcngesindeki beklenmedik de\u011fi\u015fiklikler, Alexis Bouvard’\u0131 y\u00f6r\u00fcngesinin bilinmeyen bir gezegen taraf\u0131ndan yer\u00e7ekimsel bozulmaya maruz kald\u0131\u011f\u0131 hipotezini ortaya atmaya y\u00f6neltti. Bouvard’\u0131n \u00f6l\u00fcm\u00fcnden sonra, Nept\u00fcn’\u00fcn konumu, John Couch Adams ve Urbain Le Verrier taraf\u0131ndan ba\u011f\u0131ms\u0131z olarak, onun g\u00f6zlemlerinden matematiksel olarak tahmin edildi . Nept\u00fcn daha sonra 23 Eyl\u00fcl 1846’da Johann…<\/p>\n","protected":false},"author":1,"featured_media":5348,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-5347","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gunes","wpcat-2-id"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.ikizler.org\/wp-content\/uploads\/2025\/12\/Neptun.jpg?fit=2048%2C1387","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/www.ikizler.org\/index.php\/wp-json\/wp\/v2\/posts\/5347","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.ikizler.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.ikizler.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.ikizler.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.ikizler.org\/index.php\/wp-json\/wp\/v2\/comments?post=5347"}],"version-history":[{"count":1,"href":"http:\/\/www.ikizler.org\/index.php\/wp-json\/wp\/v2\/posts\/5347\/revisions"}],"predecessor-version":[{"id":5349,"href":"http:\/\/www.ikizler.org\/index.php\/wp-json\/wp\/v2\/posts\/5347\/revisions\/5349"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.ikizler.org\/index.php\/wp-json\/wp\/v2\/media\/5348"}],"wp:attachment":[{"href":"http:\/\/www.ikizler.org\/index.php\/wp-json\/wp\/v2\/media?parent=5347"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.ikizler.org\/index.php\/wp-json\/wp\/v2\/categories?post=5347"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.ikizler.org\/index.php\/wp-json\/wp\/v2\/tags?post=5347"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}