{"id":4144,"date":"2023-03-22T12:59:21","date_gmt":"2023-03-22T09:59:21","guid":{"rendered":"https:\/\/www.turkishpost.net\/ar\/?p=4144"},"modified":"2023-04-13T16:50:44","modified_gmt":"2023-04-13T13:50:44","slug":"nasa-uyardi-gezegenimize-carpma-ihtimali-cok-yuksek","status":"publish","type":"post","link":"https:\/\/www.turkishpost.net\/ar\/nasa-uyardi-gezegenimize-carpma-ihtimali-cok-yuksek\/","title":{"rendered":"NASA, uyard\u0131: Gezegenimize \u00e7arpma ihtimali \u00e7ok y\u00fcksek"},"content":{"rendered":"<p><strong>(The Turkish Post) &#8211;<\/strong> Bilim d\u00fcnyas\u0131 son y\u0131llarda D\u00fcnya\u2019ya bir asteroit \u00e7arpma ihtimali \u00fczerine \u00e7al\u0131\u015fmalar yaparken, b\u00f6yle bir durumda gezegenimizin nas\u0131l korunaca\u011f\u0131n\u0131 da ara\u015ft\u0131r\u0131yor. Hatta ge\u00e7ti\u011fimiz aylarda, gelecekte potansiyel tehdit olu\u015fturabilecek g\u00f6k cisimlerini \u00f6l\u00e7\u00fcmlemek ve \u00f6nlemek i\u00e7in DART isimli bir projeye ba\u015flayan uzay ajans\u0131, denemelerde ba\u015far\u0131l\u0131 bir \u015fekilde belirlenen asteroidi etkisiz hale getirmeyi de ba\u015fard\u0131.<\/p>\n<p>T\u00fcm bu \u00e7al\u0131\u015fmalara ra\u011fmen bilim insanlar\u0131 \u015fimdi de D\u00fcnya\u2019y\u0131 neredeyse yok edebilecek bir asteroidin \u00e7arpma ihtimalinin d\u00fc\u015f\u00fcn\u00fcld\u00fc\u011f\u00fcnden \u00e7ok daha fazla oldu\u011funu s\u00f6yl\u00fcyor. Endi\u015fe veren uyar\u0131, bir milyon y\u0131l boyunca atmosferin bir b\u00f6l\u00fcm\u00fcn\u00fc havaya u\u00e7uracak kadar g\u00fc\u00e7l\u00fc d\u00f6rt asteroit belirleyen Goddard Uzay U\u00e7u\u015f Merkezi\u2019nden James Garvin\u2019den geliyor.<\/p>\n<h4><strong>\u00c7ok daha y\u0131k\u0131c\u0131 olacak<\/strong><\/h4>\n<p>Garvin ve ekibi, d\u00f6rt \u00e7arp\u0131\u015fma kraterini incelemek i\u00e7in D\u00fcnya\u2019y\u0131 g\u00f6zlemleyen birka\u00e7 uydudan gelen verileri analiz etti ve daha \u00f6nceki \u00e7al\u0131\u015fmalar\u0131n bulgular\u0131n\u0131n yanl\u0131\u015f yorumland\u0131\u011f\u0131n\u0131 belirleyerek kraterlerin etraf\u0131nda daha b\u00fcy\u00fck halkalar belirledi. E\u011fer Garvin ve ekibinin yeni verileri do\u011fruysa, etkileri tarihteki en b\u00fcy\u00fck n\u00fckleer bombadan 10 kat daha g\u00fc\u00e7l\u00fc bir patlamayla e\u015fit olacak.<\/p>\n<p>Garvin, d\u00f6rt kraterin yeni y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fckl\u00fc g\u00f6r\u00fcnt\u00fclerini kullanarak bunlar\u0131n 3 boyutlu haritas\u0131n\u0131 \u00e7\u0131karmay\u0131 ba\u015fard\u0131. Yakla\u015f\u0131k 800.000 y\u0131l \u00f6nce bir asteroidin b\u0131rakt\u0131\u011f\u0131 dokuz mil geni\u015fli\u011finde bir krater olarak belgelenen ve D\u00fcnya\u2019ya d\u00fc\u015ft\u00fc\u011f\u00fcnde 660.000 megaton e\u015fde\u011feri \u00fcreten Pantasma\u2019n\u0131n analizine odaklanan Garvin, kraterin yeniden analizinde asl\u0131nda 21 mil geni\u015fli\u011finde oldu\u011funu ve etkisinin 727.000 megatona e\u015fde\u011fer oldu\u011funu iddia etti.<\/p>\n<p>Garvin ve ekibi di\u011fer kraterler \u00fczerinde de benzer \u00e7al\u0131\u015fmalar yapt\u0131 ancak, bu \u00e7al\u0131\u015fmalara ra\u011fmen bilim d\u00fcnyas\u0131 tamamen Garvin ile ayn\u0131 fikirde de\u011fil.<\/p>\n<h4><strong>Bilim d\u00fcnyas\u0131 kar\u0131\u015ft\u0131<\/strong><\/h4>\n<p>Colorado\u2019daki Southwest Ara\u015ft\u0131rma Enstit\u00fcs\u00fc\u2019nde gezegen dinami\u011fi uzman\u0131 olarak g\u00f6rev alan Bill Bottke, Science.org\u2019a; \u201c\u015e\u00fcpheliyim. \u0130nanmadan \u00f6nce \u00e7ok daha fazlas\u0131n\u0131 g\u00f6rmek istiyorum\u201d dedi ve s\u00f6zlerine \u015f\u00f6yle devam etti:<\/p>\n<p>\u201cVeriler, her 600.000 ila 700.000 y\u0131lda bir 3.280 geni\u015fli\u011finde veya daha b\u00fcy\u00fck bir asteroit veya kuyruklu y\u0131ld\u0131z\u0131n D\u00fcnya\u2019ya \u00e7arpt\u0131\u011f\u0131n\u0131 tahmin ediyor ve e\u011fer yeni \u00e7al\u0131\u015fma do\u011fruysa, yaln\u0131zca son bir milyon y\u0131lda gezegenimize d\u00f6rt tane \u00e7arpt\u0131\u011f\u0131 anlam\u0131na geliyor.\u201d<\/p>\n<p>Polonya Bilimler Akademisi\u2019nde krater ara\u015ft\u0131rmac\u0131s\u0131 olan Anna \u0141osiak da Science.org\u2019a yeni bulunan halkalar\u0131n, \u00e7arpma b\u00f6lgesinin bir par\u00e7as\u0131 oldu\u011funa ikna olmad\u0131\u011f\u0131n\u0131 s\u00f6yledi: \u201cBu \u00e7ok korkutucu olurdu \u00e7\u00fcnk\u00fc bu, neler olup bitti\u011fini ger\u00e7ekten anlamad\u0131\u011f\u0131m\u0131z ve gelip ortal\u0131\u011f\u0131 kar\u0131\u015ft\u0131rabilecek \u00e7ok say\u0131da uzay ta\u015f\u0131 oldu\u011fu anlam\u0131na gelir.\u201d<\/p>\n","protected":false},"excerpt":{"rendered":"<p>(The Turkish Post) &#8211; Bilim d\u00fcnyas\u0131 son y\u0131llarda D\u00fcnya\u2019ya bir asteroit \u00e7arpma ihtimali \u00fczerine \u00e7al\u0131\u015fmalar yaparken, b\u00f6yle bir durumda gezegenimizin nas\u0131l korunaca\u011f\u0131n\u0131 da ara\u015ft\u0131r\u0131yor. Hatta ge\u00e7ti\u011fimiz aylarda, gelecekte potansiyel tehdit olu\u015fturabilecek g\u00f6k cisimlerini \u00f6l\u00e7\u00fcmlemek ve \u00f6nlemek i\u00e7in DART isimli bir projeye ba\u015flayan uzay ajans\u0131, denemelerde ba\u015far\u0131l\u0131 bir \u015fekilde belirlenen asteroidi etkisiz hale getirmeyi de ba\u015fard\u0131. [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":4145,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"jnews-multi-image_gallery":[],"jnews_single_post":{"source_name":"S\u00f6zc\u00fc","source_url":"https:\/\/www.sozcu.com.tr\/2023\/teknoloji\/nasa-uyardi-gezegenimize-carpma-ihtimali-cok-yuksek-7628952\/","via_name":"","via_url":"","override_template":"0","override":[{"template":"1","single_blog_custom":"","parallax":"1","fullscreen":"1","layout":"right-sidebar","sidebar":"default-sidebar","second_sidebar":"default-sidebar","sticky_sidebar":"1","share_position":"topbottom","share_float_style":"share-monocrhome","show_share_counter":"1","show_view_counter":"1","show_featured":"1","show_post_meta":"1","show_post_author":"0","show_post_author_image":"1","show_post_date":"1","post_date_format":"default","post_date_format_custom":"Y\/m\/d","show_post_category":"0","show_post_reading_time":"1","post_reading_time_wpm":"300","show_zoom_button":"1","zoom_button_out_step":"4","zoom_button_in_step":"4","show_post_tag":"1","show_prev_next_post":"0","show_popup_post":"1","number_popup_post":"2","show_author_box":"1","show_post_related":"1","show_inline_post_related":"0"}],"override_image_size":"0","image_override":[{"single_post_thumbnail_size":"crop-715","single_post_gallery_size":"crop-500"}],"trending_post":"0","trending_post_position":"meta","trending_post_label":"Trending","sponsored_post":"0","sponsored_post_label":"Sponsored by","sponsored_post_name":"","sponsored_post_url":"","sponsored_post_logo_enable":"0","sponsored_post_logo":"","sponsored_post_desc":"","disable_ad":"0"},"jnews_primary_category":{"id":"107","hide":""},"jnews_override_bookmark_settings":{"override_bookmark_button":"0","override_show_bookmark_button":"0"},"jnews_social_meta":{"fb_title":"","fb_description":"","fb_image":"","twitter_title":"","twitter_description":"","twitter_image":""},"jnews_override_counter":{"override_view_counter":"0","view_counter_number":"0","override_share_counter":"0","share_counter_number":"0","override_like_counter":"0","like_counter_number":"0","override_dislike_counter":"0","dislike_counter_number":"0"},"footnotes":""},"categories":[1,107],"tags":[451,229],"class_list":["post-4144","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-son-haberler","category-yasam","tag-asteroit","tag-nasa"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/posts\/4144","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/comments?post=4144"}],"version-history":[{"count":0,"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/posts\/4144\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/media\/4145"}],"wp:attachment":[{"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/media?parent=4144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/categories?post=4144"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/tags?post=4144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}