Bilim insanlar\u0131, 67P\/\u00c7uryumov-Gerasimenko kuyruklu y\u0131ld\u0131z\u0131n\u0131n atmosferinde, ya\u015fam\u0131n yap\u0131 ta\u015flar\u0131 olan organik bile\u015fiklerin varl\u0131\u011f\u0131n\u0131 do\u011frulad\u0131. Philae uzay arac\u0131 taraf\u0131ndan yap\u0131lan bu ke\u015fif, kuyruklu y\u0131ld\u0131zlar\u0131n D\u00fcnya’y\u0131 ya\u015fam i\u00e7in gerekli organik maddeyle a\u015f\u0131lamada \u00e7ok \u00f6nemli bir rol oynam\u0131\u015f olabilece\u011fine inanan ara\u015ft\u0131rmac\u0131lar aras\u0131nda heyecan yaratt\u0131.<\/p>\n\n
A\u011fustos ay\u0131nda, Philae’yi kuyruklu y\u0131ld\u0131za ta\u015f\u0131yan Rosetta sondas\u0131, kuyruklu y\u0131ld\u0131z\u0131n gazl\u0131 kuyru\u011funda su, karbon monoksit, karbondioksit, amonyak, metan ve metanol de dahil olmak \u00fczere \u00e7e\u015fitli organik molek\u00fcller tespit etti. Ancak bu, bilim insanlar\u0131n\u0131n karma\u015f\u0131k organik bile\u015fiklerin varl\u0131\u011f\u0131n\u0131 do\u011frudan incelemek i\u00e7in bir kuyruklu y\u0131ld\u0131zdan \u00f6rnek alabildi\u011fi ilk sefer.<\/p>\n\n
Kuyruklu y\u0131ld\u0131z\u0131n atmosferinde hangi molek\u00fcllerin bulundu\u011funu inceleyerek ve bunlar\u0131n nas\u0131l olu\u015ftu\u011funu belirlemeye \u00e7al\u0131\u015farak bilim insanlar\u0131 D\u00fcnya’daki ya\u015fam\u0131n tarihi hakk\u0131nda bilgiler elde edebilir. Organik molek\u00fcller, bildi\u011fimiz \u015fekliyle ya\u015fam i\u00e7in gereklidir ve kuyruklu y\u0131ld\u0131zlarda bulunmalar\u0131, bu g\u00f6k cisimlerinin bu hayati bile\u015fikleri gezegenimize ula\u015ft\u0131rmada rol oynam\u0131\u015f olabilece\u011fini d\u00fc\u015f\u00fcnd\u00fcrmektedir.<\/p>\n\n
Bilim insanlar\u0131 ba\u015flang\u0131\u00e7ta Philae’nin pilleri bitmeden kuyruklu y\u0131ld\u0131z\u0131n hem atmosferinden hem de topra\u011f\u0131ndan \u00f6rnekler almay\u0131 umuyorlard\u0131. Ancak Philae’nin matkab\u0131 son derece sert bir y\u00fczeyle kar\u015f\u0131la\u015ft\u0131 ve bu da kuyruklu y\u0131ld\u0131z\u0131n y\u00fczeyinin kat\u0131 kaya olmad\u0131\u011f\u0131n\u0131, sadece donmu\u015f oldu\u011funu g\u00f6steriyor.<\/p>\n\n
Bu aksiliklere ra\u011fmen ekip umutlu olmaya devam ediyor. Kuyruklu y\u0131ld\u0131z \u00f6n\u00fcm\u00fczdeki aylarda G\u00fcne\u015f’e yakla\u015ft\u0131k\u00e7a \u0131s\u0131nmaya ba\u015flamas\u0131 bekleniyor. Bu \u0131s\u0131nma s\u00fcreci Philae’ye matkaplar\u0131n\u0131 \u00e7al\u0131\u015ft\u0131rmak ve kuyruklu y\u0131ld\u0131z\u0131n y\u00fczeyinden \u00f6rnekler almak i\u00e7in gereken enerjiyi toplama f\u0131rsat\u0131 sa\u011flayabilir.<\/p>\n\n
67P\/\u00c7uryumov-Gerasimenko kuyruklu y\u0131ld\u0131z\u0131nda organik molek\u00fcllerin ke\u015ffi, D\u00fcnya’daki ya\u015fam\u0131n k\u00f6kenleri hakk\u0131ndaki ara\u015ft\u0131rmalar i\u00e7in yeni yollar a\u00e7t\u0131. Kuyruklu y\u0131ld\u0131zlara ve di\u011fer g\u00f6k cisimlerine yap\u0131lacak gelecekteki g\u00f6revler, bilim insanlar\u0131n\u0131n bu nesnelerin g\u00fcne\u015f sistemimizdeki ya\u015fam\u0131n geli\u015fmesinde oynam\u0131\u015f olabilece\u011fi rol\u00fc daha iyi anlamalar\u0131na yard\u0131mc\u0131 olacakt\u0131r.<\/p>\n\n
Philae taraf\u0131ndan tespit edilen organik molek\u00fcllerin tam bile\u015fimi hen\u00fcz belirlenmedi. Bilim insanlar\u0131 bu bile\u015fikleri tan\u0131mlamak ve karakterize etmek i\u00e7in k\u00fctle spektrometrisi ve gaz kromatografisi de dahil olmak \u00fczere \u00e7e\u015fitli teknikler kullan\u0131yorlar.<\/p>\n\n
Kuyruklu y\u0131ld\u0131zlarda karma\u015f\u0131k organik molek\u00fcllerin varl\u0131\u011f\u0131, bu g\u00f6k cisimlerinin ya\u015fam\u0131n yap\u0131 ta\u015flar\u0131n\u0131 D\u00fcnya’ya ula\u015ft\u0131rmada etkili olmu\u015f olabilece\u011fini d\u00fc\u015f\u00fcnd\u00fcrmektedir. Kuyruklu y\u0131ld\u0131zlarda bulunan organik molek\u00fclleri inceleyerek bilim insanlar\u0131, gezegenimizde ya\u015fam\u0131n ortaya \u00e7\u0131kmas\u0131na yol a\u00e7an s\u00fcre\u00e7leri daha iyi anlamay\u0131 umuyorlar.<\/p>\n\n
Philae’nin kar\u015f\u0131la\u015ft\u0131\u011f\u0131 zorluklara ra\u011fmen, uzay arac\u0131 67P\/\u00c7uryumov-Gerasimenko kuyruklu y\u0131ld\u0131z\u0131 hakk\u0131nda de\u011ferli veriler sa\u011flamaya devam ediyor. Bilim insanlar\u0131 kuyruklu y\u0131ld\u0131z\u0131n y\u00fczeyinden \u00f6rnekler alma ve organik bile\u015fimini daha fazla ke\u015ffetme f\u0131rsat\u0131n\u0131 d\u00f6rt g\u00f6zle bekliyorlar. Philae’nin devam eden g\u00f6revinin D\u00fcnya’daki ya\u015fam\u0131n k\u00f6kenleri ve g\u00fcne\u015f sistemimizin evrimi hakk\u0131nda \u00f6nemli bilgiler sa\u011flayaca\u011f\u0131 bekleniyor.<\/p>","protected":false},"excerpt":{"rendered":"
Philae Uzay Arac\u0131 Bir Kuyruklu Y\u0131ld\u0131zda Organik Molek\u00fcllerin Varl\u0131\u011f\u0131n\u0131 Do\u011frulad\u0131 Ke\u015fif, D\u00fcnya’daki Ya\u015fam\u0131n K\u00f6kenine I\u015f\u0131k Tutuyor Bilim insanlar\u0131, 67P\/\u00c7uryumov-Gerasimenko kuyruklu y\u0131ld\u0131z\u0131n\u0131n atmosferinde, ya\u015fam\u0131n yap\u0131 ta\u015flar\u0131 olan organik bile\u015fiklerin varl\u0131\u011f\u0131n\u0131 do\u011frulad\u0131.…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1106],"tags":[7450,7449,7451,7452,667],"class_list":["post-4008","post","type-post","status-publish","format-standard","hentry","category-astrobiology","tag-comet","tag-organic-molecules","tag-philae-spacecraft","tag-rosetta-probe","tag-origins-of-life"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/posts\/4008","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/comments?post=4008"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/posts\/4008\/revisions"}],"predecessor-version":[{"id":4009,"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/posts\/4008\/revisions\/4009"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/media?parent=4008"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/categories?post=4008"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/tr\/wp-json\/wp\/v2\/tags?post=4008"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}