D\u00fcnya\u2019da ya\u015fam\u0131n, kuyruklu y\u0131ld\u0131zlar\u0131n gezegenimize \u00e7arpmas\u0131yla b\u0131rakt\u0131klar\u0131 organik maddeler sayesinde ba\u015flad\u0131\u011f\u0131 iddia ediliyordu. Kuyruklu y\u0131ld\u0131zlar\u0131n yap\u0131s\u0131nda ya\u015fam\u0131n en temel kimyasal bile\u015fenlerinden biri olan hidrojen siyan\u00fcr\u00fcn bulunmas\u0131, bu hipoteze kan\u0131t olarak g\u00f6steriliyordu. Ancak \u0130ngiltere\u2019de Cambridge \u00dcniversitesi\u2019nde yap\u0131lan ara\u015ft\u0131rma, bu \u00e7arp\u0131\u015fmalar\u0131n \u015fiddeti ve h\u0131z\u0131 nedeniyle hayati maddelerin y\u00fczeye inemeden buharla\u015f\u0131p yok oldu\u011funu ortaya koydu.<\/p>\n
100 bin sim\u00fclasyon<\/strong><\/p>\n G\u00f6kbilimciler, hidrojen siyan\u00fcr molek\u00fcllerinin uzaydan g\u00fcvenle ula\u015f\u0131p ula\u015famayaca\u011f\u0131n\u0131 bilgisayarda 100 bin sim\u00fclasyonla test etti. Sim\u00fclasyonlar\u0131n y\u00fczde 54\u2019\u00fcnde, kuyruklu y\u0131ld\u0131zlar\u0131n D\u00fcnya\u2019ya yeterli kimyasal ta\u015f\u0131yamad\u0131\u011f\u0131 g\u00f6r\u00fcld\u00fc. D\u00fcnya\u2019n\u0131n atmosferine giren kuyruklu y\u0131ld\u0131zlar ya \u00e7arp\u0131\u015fman\u0131n etkisiyle par\u00e7alan\u0131p \u0131s\u0131 nedeniyle kimyasal y\u00fcklerini kaybediyor ya da okyanuslara d\u00fc\u015ferek hayati maddelerin seyrekle\u015fmesine yol a\u00e7\u0131yordu. Geriye kalan y\u00fczde 46\u2019l\u0131k ihtimal ise organik maddelerin yery\u00fcz\u00fcne ula\u015fabilece\u011fini g\u00f6sterse de bu durum son derece zay\u0131f bir ihtimal olarak g\u00f6r\u00fcl\u00fcyor.<\/p>\n G\u00fcne\u015f Sistemi d\u0131\u015f\u0131nda aray\u0131\u015f<\/strong><\/p>\n Elde edilen veriler, uzayda ya\u015fam aray\u0131\u015f\u0131na yeni bir y\u00f6n veriyor. Bilim insanlar\u0131, gelecekte uzaya g\u00f6nderilecek yeni nesil teleskoplar\u0131n hangi b\u00f6lgelere odaklanmas\u0131 gerekti\u011fini belirledi. Buna g\u00f6re, birbirine yak\u0131n hareket eden gezegen sistemleri incelenecek. Bu sistemlerde, kuyruklu y\u0131ld\u0131zlar\u0131n h\u0131z keserek organik maddeleri y\u00fczeye daha g\u00fcvenli ta\u015f\u0131ma ihtimali bulunuyor. Bu yeni yakla\u015f\u0131m, evrende ya\u015fanabilir yeni d\u00fcnyalar\u0131n ke\u015ffini kolayla\u015ft\u0131racak.<\/p>\n Milyonda bir ihtimal<\/strong><\/p>\n Ara\u015ft\u0131rmay\u0131 y\u00fcr\u00fcten Dr. Richard Anslow, prebiyotik molek\u00fcllerin kuyruklu y\u0131ld\u0131zlar\u0131n \u00e7arpmas\u0131yla D\u00fcnya\u2019ya ula\u015fmas\u0131n\u0131 \u201cmilyonda bir ger\u00e7ekle\u015febilecek tek seferlik bir tesad\u00fcf\u201d olarak nitelendirdi. Ya\u015fam\u0131n ba\u015flamas\u0131 i\u00e7in sadece do\u011fru a\u00e7\u0131 ve h\u0131zda bir \u00e7arp\u0131\u015fma yetmiyor; kimyasal s\u00fcrecin de hemen o an ba\u015flamas\u0131 gerekiyordu. Bilim insanlar\u0131, D\u00fcnya\u2019daki ya\u015fam\u0131n d\u0131\u015far\u0131dan gelen ta\u015f\u0131y\u0131c\u0131lardan ziyade, asteroit \u00e7arpmalar\u0131 sonucu olu\u015fan tepkimelerle veya gezegenin kendi i\u00e7 s\u00fcre\u00e7leriyle filizlenme olas\u0131l\u0131\u011f\u0131n\u0131 \u00f6ne \u00e7\u0131kar\u0131yor.<\/p>\n","protected":false},"excerpt":{"rendered":" D\u00fcnya\u2019da ya\u015fam\u0131n, kuyruklu y\u0131ld\u0131zlar\u0131n gezegenimize \u00e7arpmas\u0131yla b\u0131rakt\u0131klar\u0131 organik maddeler sayesinde ba\u015flad\u0131\u011f\u0131 iddia ediliyordu. Kuyruklu y\u0131ld\u0131zlar\u0131n yap\u0131s\u0131nda ya\u015fam\u0131n en temel kimyasal bile\u015fenlerinden biri olan hidrojen siyan\u00fcr\u00fcn bulunmas\u0131, bu hipoteze kan\u0131t olarak g\u00f6steriliyordu. Ancak \u0130ngiltere\u2019de Cambridge \u00dcniversitesi\u2019nde yap\u0131lan ara\u015ft\u0131rma, bu \u00e7arp\u0131\u015fmalar\u0131n \u015fiddeti ve h\u0131z\u0131 nedeniyle hayati maddelerin y\u00fczeye inemeden buharla\u015f\u0131p yok oldu\u011funu ortaya koydu. 100 bin sim\u00fclasyon … Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-5933","post","type-post","status-publish","format-standard","hentry","category-teknoloji"],"_links":{"self":[{"href":"https:\/\/smmpanel.cfd\/blog\/wp-json\/wp\/v2\/posts\/5933","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/smmpanel.cfd\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/smmpanel.cfd\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/smmpanel.cfd\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/smmpanel.cfd\/blog\/wp-json\/wp\/v2\/comments?post=5933"}],"version-history":[{"count":0,"href":"https:\/\/smmpanel.cfd\/blog\/wp-json\/wp\/v2\/posts\/5933\/revisions"}],"wp:attachment":[{"href":"https:\/\/smmpanel.cfd\/blog\/wp-json\/wp\/v2\/media?parent=5933"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/smmpanel.cfd\/blog\/wp-json\/wp\/v2\/categories?post=5933"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/smmpanel.cfd\/blog\/wp-json\/wp\/v2\/tags?post=5933"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}