Bulutsuz bir gecelerde g\u00f6ky\u00fcz\u00fcne dikkatlice bak\u0131ld\u0131\u011f\u0131nda \u00e7\u0131plak g\u00f6zle bile pek \u00e7ok \u015feyin fark edildi\u011fini g\u00f6r\u00fclecektir.<\/p>\n
\u0130nsano\u011flu g\u00f6ky\u00fcz\u00fcnde nelerin oldu\u011funu hep merak etmi\u015f, \u00f6\u011frenmeye \u00e7al\u0131\u015fm\u0131\u015ft\u0131\u0131r. Bilim insanlar\u0131 yery\u00fcz\u00fcnde yapt\u0131klar\u0131 g\u00f6zlem, ara\u015ft\u0131rma ve incelemelerle uzay\u0131n s\u0131rlar\u0131 ile ilgili sorulara yan\u0131t aram\u0131\u015flard\u0131r.<\/p>\n
\u201c Y\u0131ld\u0131z denilince akla genelde bayra\u011f\u0131m\u0131zda yer alan \u015fekil gelmektedir. Oysa y\u0131ld\u0131zlar genelde k\u00fcresel yap\u0131dad\u0131rlar.<\/p>\n
B\u00fct\u00fcn y\u0131ld\u0131zlar g\u00f6kada (galaksi) ad\u0131 verilen dev y\u0131ld\u0131z topluluklar\u0131n\u0131n birer \u00fcyesidir.<\/p>\n
Milyarlarca y\u0131ld\u0131z ve y\u0131ld\u0131z sisteminin meydana getirdi\u011fi toplulu\u011fa g\u00f6kada (galaksi) ad\u0131 verilir. Uzayda milyarlarca g\u00f6kada vard\u0131r. Samanyolu, Andromeda, B\u00fcy\u00fck Macellan, Orion bunlardan sadece bir ka\u00e7\u0131d\u0131r. <\/p>\n
D\u00fcnya\u2019m\u0131z\u0131n da i\u00e7inde bulundu\u011fu G\u00fcne\u015f Sistemi Samanyolu g\u00f6kadas\u0131nda (galaksisinde) bulunur. Kuzeyden g\u00fcneye do\u011fru bir ku\u015fak \u015feklinde g\u00f6r\u00fclen y\u0131ld\u0131z toplulu\u011fu Samanyolu g\u00f6kadas\u0131n\u0131 olu\u015fturur.<\/p>\n
G\u00f6kadalar da gezegenler gibi d\u00f6nmektedir. Fakat g\u00f6kadalar\u0131n d\u00f6n\u00fc\u015f h\u0131z\u0131 yava\u015ft\u0131r. Samanyolu g\u00f6kadas\u0131 kendi \u00e7evresindeki bir tur d\u00f6n\u00fc\u015f\u00fc, yakla\u015f\u0131k 230 milyon y\u0131l kadar s\u00fcrer. <\/p>\n
Elde edilen bilgilere g\u00f6re, y\u0131ld\u0131zlar canl\u0131 olmasalarda bizler gibi do\u011far, ya\u015far ve \u00f6l\u00fcrler.<\/p>\n
Y\u0131ld\u0131zlar, d\u00fcnyada \u00e7ok daha b\u00fcy\u00fck ve s\u0131cak gaz k\u00fcrelerdir.. Bize \u00e7ok uzak olduklar\u0131 i\u00e7in, k\u00fc\u00e7\u00fck nokta \u015feklinde g\u00f6z\u00fck\u00fcrler. <\/p>\n
S\u0131cakl\u0131klar\u0131na ba\u011fl\u0131 olarak \u00e7e\u015fitli renklerde \u0131\u015f\u0131k sa\u00e7arlar.<\/p>\n
Y\u0131ld\u0131zlar\u0131n farkl\u0131 renkte olmalar\u0131 onlar\u0131n s\u0131cakl\u0131klar\u0131 hakk\u0131nda bize bilgi verebilir.<\/p>\n
Mavi veya Beyaz; En s\u0131cak y\u0131ld\u0131z
\nSar\u0131; Orta s\u0131cakl\u0131kta
\nK\u0131rm\u0131z\u0131; En az s\u0131cakl\u0131k ( so\u011fuktur)
\nG\u00fcne\u015fte bir y\u0131ld\u0131zd\u0131r. D\u00fcnyam\u0131za \u0131s\u0131 ve \u0131\u015f\u0131k veren sar\u0131 turuncu renkli bir yap\u0131dad\u0131r.<\/p>\n
Bir y\u0131ld\u0131z\u0131n etrafa sa\u00e7t\u0131\u011f\u0131 \u0131\u015f\u0131k, y\u0131ld\u0131z i\u00e7inde ger\u00e7ekle\u015fen patlamalardan dolay\u0131 ortaya \u00e7\u0131kar. Y\u0131ld\u0131zlar\u0131n yap\u0131s\u0131nda genelde % 90 oran\u0131nda hidrojen, % 10 oran\u0131nda helyum vard\u0131r.<\/p>\n
Y\u0131ld\u0131zlar\u0131n, hidrojen molek\u00fcllerinden olu\u015fan gaz ve toz bulutlar\u0131n\u0131n, zamanla kendi k\u00fctle \u00e7ekimi alt\u0131nda b\u00fcz\u00fclmesi ile meydana geldi\u011fi san\u0131lmaktad\u0131r. Bir y\u0131ld\u0131z\u0131n b\u00fcy\u00fckl\u00fc\u011f\u00fc k\u00fctlesi ile belli olur. K\u00fctlesi b\u00fcy\u00fck olan y\u0131ld\u0131z\u0131n i\u00e7inde \u00e7ok fazla tepkime olur. Dolay\u0131s\u0131yla bu y\u0131ld\u0131z\u0131n etrafa verdi\u011fi \u0131s\u0131 ve \u0131\u015f\u0131k \u00e7ok fazla olur. <\/p>\n
Zamanla enerjisi azalan y\u0131ld\u0131z, an\u00ee patlama ile par\u00e7alar\u0131na ayr\u0131l\u0131p etrafa da\u011f\u0131labilir. Bu da y\u0131ld\u0131z\u0131n \u00f6l\u00fcm\u00fc olur.<\/p>\n","protected":false},"excerpt":{"rendered":"
Bulutsuz bir gecelerde g\u00f6ky\u00fcz\u00fcne dikkatlice bak\u0131ld\u0131\u011f\u0131nda \u00e7\u0131plak g\u00f6zle bile pek \u00e7ok \u015feyin fark edildi\u011fini g\u00f6r\u00fclecektir. \u0130nsano\u011flu g\u00f6ky\u00fcz\u00fcnde nelerin oldu\u011funu hep merak etmi\u015f, \u00f6\u011frenmeye \u00e7al\u0131\u015fm\u0131\u015ft\u0131\u0131r. Bilim insanlar\u0131 yery\u00fcz\u00fcnde yapt\u0131klar\u0131 g\u00f6zlem, ara\u015ft\u0131rma ve incelemelerle uzay\u0131n s\u0131rlar\u0131 ile ilgili sorulara yan\u0131t aram\u0131\u015flard\u0131r. \u201c Y\u0131ld\u0131z denilince akla genelde bayra\u011f\u0131m\u0131zda yer alan \u015fekil gelmektedir. Oysa y\u0131ld\u0131zlar genelde k\u00fcresel yap\u0131dad\u0131rlar. B\u00fct\u00fcn …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1407,1403],"tags":[3515,3516,3514,3513,3517,3022],"class_list":["post-1196","post","type-post","status-publish","format-standard","hentry","category-fen-ve-teknoloji-odevleri","category-odevler","tag-andromeda","tag-buyuk-macellan","tag-galaksi","tag-gok-cisimlerinin-incelenmesi","tag-orion","tag-samanyolu"],"_links":{"self":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/1196","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/comments?post=1196"}],"version-history":[{"count":0,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/1196\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/media?parent=1196"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/categories?post=1196"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/tags?post=1196"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}