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Kuyruklu y\u0131ld\u0131zlar hem bilimsel a\u00e7\u0131dan hem de g\u00f6rsel olarak etkileyici ve gizemli cisimlerdir. G\u00fcne\u015f Sistemi’nin olu\u015fumundan kalan ilkel materyalleri i\u00e7erir, bu nedenle bilim insanlar\u0131 i\u00e7in \u00e7ok de\u011ferlidir. Kuyruklu y\u0131ld\u0131zlar\u0131n hareketleri ve \u00f6zellikleri, G\u00fcne\u015f Sistemi’nin ve evrenin dinamik do\u011fas\u0131n\u0131 anlamam\u0131za yard\u0131mc\u0131 olur. Yaz\u0131m\u0131zda uzay \u00e7al\u0131\u015fmalar\u0131 ile g\u00fcn y\u00fcz\u00fcne \u00e7\u0131kan kuyruklu y\u0131ld\u0131zlar\u0131n do\u011fas\u0131 ve yap\u0131s\u0131 hakk\u0131ndaki bilgileri listeledik.<\/p>\n
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Adlar\u0131na ra\u011fmen kuyruklu y\u0131ld\u0131zlar asl\u0131nda y\u0131ld\u0131z de\u011fildir. G\u00fcne\u015f Sistemi’nin k\u00fc\u00e7\u00fck cisimleridir. Kuyruklu y\u0131ld\u0131zlar buz, toz ve kayalardan olu\u015fur. Kat\u0131 merkezi olan \u00e7ekirdekleri ise genellikle birka\u00e7 kilometre \u00e7ap\u0131ndad\u0131r ve G\u00fcne\u015f’e yakla\u015ft\u0131k\u00e7a \u0131s\u0131narak gaz ile tozdan olu\u015fan bir koma (bulutsu ba\u015f) olu\u015fturur.\u00a0 \u00dcnl\u00fc kuyruklar\u0131, \u00e7ekirdekten uzakla\u015fan toz ve gaz bulutunun yani koman\u0131n bir par\u00e7as\u0131d\u0131r.<\/p>\n
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Kuyruklu y\u0131ld\u0131zlar\u0131n \u00e7ekirdekleri \u00e7o\u011funlukla su, amonyak, metan gibi donmu\u015f gazlardan ve tozdan olu\u015fur. G\u00fcne\u015f’in \u0131s\u0131s\u0131, kuyruklu y\u0131ld\u0131z\u0131n \u00e7ekirde\u011findeki buz halindeki bu gazlar\u0131 buharla\u015ft\u0131rarak iki t\u00fcr kuyruk olu\u015fturur: \u0130yon kuyru\u011fu (g\u00fcne\u015f r\u00fczgar\u0131yla etkile\u015fen iyon y\u00fckl\u00fc par\u00e7ac\u0131klardan olu\u015fur) ve toz kuyru\u011fu (\u00e7ekirdekten \u00e7\u0131kan toz par\u00e7ac\u0131klar\u0131ndan olu\u015fur). Bu kuyruklar her zaman G\u00fcne\u015f’ten uza\u011fa do\u011fru uzan\u0131r ve genellikle G\u00fcne\u015f’in \u0131\u015f\u0131\u011f\u0131n\u0131 yans\u0131tt\u0131\u011f\u0131 i\u00e7in de parlak g\u00f6r\u00fcn\u00fcr.<\/p>\n
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Kuyruklu y\u0131ld\u0131zlar\u0131n y\u00f6r\u00fcngeleri olduk\u00e7a eliptiktir ve bu nedenle G\u00fcne\u015f’e olan uzakl\u0131klar\u0131 \u00e7ok de\u011fi\u015fkendir.<\/p>\n
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Boyutlar\u0131 birka\u00e7 metreden kilometrelerce geni\u015fli\u011fe kadar de\u011fi\u015febilir. C\/2014 UN271 (Bernardinelli-Bernstein) kuyruklu y\u0131ld\u0131z\u0131, yakla\u015f\u0131k 150 kilometre \u00e7ap\u0131yla \u015fimdiye kadar ke\u015ffedilen en b\u00fcy\u00fck kuyruklu y\u0131ld\u0131zlardan biridir.<\/p>\n
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Kuyruklu y\u0131ld\u0131zlar\u0131n \u00e7o\u011fu, G\u00fcne\u015f Sistemi’nin uzak b\u00f6lgelerinde bulunan iki b\u00fcy\u00fck rezervuardan gelir: Oort Bulutu ve Kuiper Ku\u015fa\u011f\u0131. Oort Bulutu, G\u00fcne\u015f’ten yakla\u015f\u0131k 50.000 astronomik birim uzakl\u0131kta, sferik bir bulut olarak kabul edilirken, Kuiper Ku\u015fa\u011f\u0131, Nept\u00fcn’\u00fcn y\u00f6r\u00fcngesinin \u00f6tesinde yer al\u0131r. 2I\/Borisov, G\u00fcne\u015f Sistemi\u2019nin d\u0131\u015f\u0131ndan geldi\u011fi do\u011frulanan ilk kuyruklu y\u0131ld\u0131zd\u0131r.<\/p>\n
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Kuyruklu y\u0131ld\u0131zlar, D\u00fcnya’ya \u00e7arpt\u0131klar\u0131nda b\u00fcy\u00fck etkilere sebep olabilir. Baz\u0131 bilim insanlar\u0131, D\u00fcnya’daki suyun bir k\u0131sm\u0131n\u0131n kuyruklu y\u0131ld\u0131z \u00e7arpmalar\u0131yla geldi\u011fini \u00f6ne s\u00fcrmektedir. Ayr\u0131ca, 60 milyon y\u0131l \u00f6nce, 15 kilometre geni\u015fli\u011findeki bir asteroidin gezegenimize \u00e7arpmas\u0131, dinozorlar\u0131n yok olmas\u0131n\u0131n sebebi olarak g\u00f6steriliyor. Bu b\u00fcy\u00fck \u00e7arp\u0131\u015fmayla olu\u015fan Chicxulub Krateri, Meksika\u2019daki Yukatan Yar\u0131madas\u0131\u2019nda yer al\u0131yor.<\/p>\n
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Kuyruklu y\u0131ld\u0131zlar, genellikle ke\u015ffeden ki\u015finin ad\u0131yla veya ke\u015ffedildikleri y\u0131l ve s\u0131ra numaras\u0131yla adland\u0131r\u0131l\u0131r. \u00d6rne\u011fin, 1P\/Halley, Halley Kuyruklu Y\u0131ld\u0131z\u0131’n\u0131n resmi ad\u0131d\u0131r, burada “1P” birinci periyodik kuyruklu y\u0131ld\u0131z\u0131 ifade eder. Halley ise, bu kuyruklu y\u0131ld\u0131z\u0131 17. y\u00fczy\u0131l\u0131n sonlar\u0131nda ke\u015ffeden \u0130ngiliz astronom Edmond Halley’den alm\u0131\u015ft\u0131r. Halley Kuyruklu Y\u0131ld\u0131z\u0131, asl\u0131nda antik \u00e7a\u011flardan beri \u00e7e\u015fitli k\u00fclt\u00fcrler taraf\u0131ndan g\u00f6zlemlenmi\u015f ve kay\u0131t alt\u0131na al\u0131nm\u0131\u015ft\u0131r. M.\u00d6. 240 y\u0131l\u0131nda \u00c7inliler taraf\u0131ndan kaydedilen g\u00f6zlemler, bilinen en eski kay\u0131tlardan biridir.<\/p>\n
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Kuyruklu y\u0131ld\u0131zlar, \u00e7\u0131plak g\u00f6zle izlenebilecek kadar parlak olduklar\u0131nda, gece g\u00f6ky\u00fcz\u00fcnde muhte\u015fem manzaralar olu\u015ftururlar. G\u00fcne\u015f Sistemi’ne yakla\u015f\u0131k 4,2 milyar y\u0131ll\u0131k bir y\u00f6r\u00fcngede dola\u015farak gelen Hale-Bopp Kuyruklu Y\u0131ld\u0131z\u0131 1997 y\u0131l\u0131nda, Neowise Kuyruklu Y\u0131ld\u0131z\u0131 ise 2020 y\u0131l\u0131nda g\u00f6ky\u00fcz\u00fcnde etkileyici bir g\u00f6r\u00fcnt\u00fc olu\u015fturarak d\u00fcnya \u00e7ap\u0131nda b\u00fcy\u00fck ilgi g\u00f6rm\u00fc\u015ft\u00fcr.<\/p>\n
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[vc_row][vc_column][vc_column_text] Kuyruklu y\u0131ld\u0131zlar hem bilimsel a\u00e7\u0131dan hem de g\u00f6rsel olarak etkileyici ve gizemli cisimlerdir. G\u00fcne\u015f Sistemi’nin olu\u015fumundan kalan ilkel materyalleri i\u00e7erir, bu nedenle bilim insanlar\u0131 i\u00e7in \u00e7ok de\u011ferlidir. Kuyruklu y\u0131ld\u0131zlar\u0131n hareketleri ve \u00f6zellikleri, G\u00fcne\u015f Sistemi’nin ve evrenin dinamik do\u011fas\u0131n\u0131 anlamam\u0131za yard\u0131mc\u0131 olur. Yaz\u0131m\u0131zda uzay \u00e7al\u0131\u015fmalar\u0131 ile g\u00fcn y\u00fcz\u00fcne \u00e7\u0131kan kuyruklu y\u0131ld\u0131zlar\u0131n do\u011fas\u0131 ve yap\u0131s\u0131 hakk\u0131ndaki […]<\/p>\n","protected":false},"author":1,"featured_media":29520,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[127,851,2321,2322],"class_list":["post-29519","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-yasam","tag-gunes","tag-gunes-sistemi","tag-kuyruklu-yildizlar","tag-yildiz"],"_links":{"self":[{"href":"https:\/\/soms.invekor.net\/index.php?rest_route=\/wp\/v2\/posts\/29519","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/soms.invekor.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/soms.invekor.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/soms.invekor.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/soms.invekor.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=29519"}],"version-history":[{"count":0,"href":"https:\/\/soms.invekor.net\/index.php?rest_route=\/wp\/v2\/posts\/29519\/revisions"}],"wp:attachment":[{"href":"https:\/\/soms.invekor.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=29519"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/soms.invekor.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=29519"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/soms.invekor.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=29519"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}