{"id":31740,"date":"2019-01-08T01:00:25","date_gmt":"2019-01-07T22:00:25","guid":{"rendered":"https:\/\/bilimvegelecek.com.tr\/?p=31740"},"modified":"2019-01-07T23:41:53","modified_gmt":"2019-01-07T20:41:53","slug":"bilinen-dunyanin-otesinde-new-horizons-gunes-sisteminin-sinirlarinda","status":"publish","type":"post","link":"https:\/\/bilimvegelecek.com.tr\/index.php\/2019\/01\/08\/bilinen-dunyanin-otesinde-new-horizons-gunes-sisteminin-sinirlarinda","title":{"rendered":"Bilinen d\u00fcnyan\u0131n \u00f6tesinde: New Horizons g\u00fcne\u015f sisteminin s\u0131n\u0131rlar\u0131nda"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">&#8216;Bilinen d\u00fcnyan\u0131n \u00f6tesinde\u2019&#8230; Latincede \u2018Ultima Thula\u2019 diye s\u00f6yleniyor. Bu ifade g\u00fcne\u015f sisteminin en d\u0131\u015f\u0131ndaki \u00fc\u00e7\u00fcnc\u00fc katmanda, Pl\u00fcton\u2019un 1 milyar km \u00f6tesinde, 35 km \u00e7ap\u0131nda bir asteroidin ismi ayn\u0131 zamanda. Ve yine ayn\u0131 zamanda, NASA\u2019n\u0131n 800 milyon dolarl\u0131k orta \u00f6l\u00e7ekli addedilen bir b\u00fct\u00e7eyle ba\u015flatt\u0131\u011f\u0131 New Frontiers program\u0131 kapsam\u0131nda, 2006\u2019da f\u0131rlat\u0131lan New Horizons\u00a0[Yeni Ufuklar] uzay arac\u0131n\u0131n son hedefi.<\/span><\/p>\n<figure id=\"attachment_31747\" aria-describedby=\"caption-attachment-31747\" style=\"width: 237px\" class=\"wp-caption alignright\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-31747\" src=\"https:\/\/bilimvegelecek.com.tr\/wp-content\/uploads\/2019\/01\/06pd0102-169x300.jpg\" alt=\"\" width=\"237\" height=\"421\" \/><figcaption id=\"caption-attachment-31747\" class=\"wp-caption-text\">New Horizons\u2019un 19 Ocak 2006\u2019da, Florida\u2019daki Cape Canaveral Hava Kuvvetleri \u0130stasyonu\u2019ndan \u00e7\u0131k\u0131\u015f an\u0131.<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">Peki insanl\u0131k d\u00fcnyadan yakla\u015f\u0131k 45 kere 150 milyon km uzaktaki bir asteroidi neden merak ediyor? Sorunun cevab\u0131 k\u0131sa bir haber metnine s\u0131\u011famayabilir. Fakat astronomi cephesinin verdi\u011fi baz\u0131 makul ve kolay a\u00e7\u0131klamalar yok de\u011fil. \u015e\u00f6yle ki\u2026<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ultima Thula ya da teknik adland\u0131rmas\u0131yla MU69, t\u0131pk\u0131 Pl\u00fcton gibi, g\u00fcne\u015f sisteminin d\u0131\u015f \u00e7eperinde bulunan, Kuiper Ku\u015fa\u011f\u0131 denen irili ufakl\u0131 bir g\u00f6kta\u015f\u0131 kalabal\u0131\u011f\u0131n\u0131n par\u00e7as\u0131. Ad\u0131n\u0131, k\u00e2\u015fifi Gerard Kuiper\u2019den alan bu ku\u015fa\u011f\u0131n varl\u0131\u011f\u0131 1950\u2019lerden beri biliniyordu. Fakat s\u00f6z konusu yap\u0131lar D\u00fcnya\u2019ya a\u015f\u0131r\u0131 uzak olduklar\u0131ndan ilk somut cismin g\u00f6r\u00fclmesi 1992\u2019yi buldu. Ard\u0131ndan bunu \u00e7e\u015fitli boyutlarda ba\u015fka binlercesi izledi. Pl\u00fcton bu ku\u015fa\u011f\u0131n en b\u00fcy\u00fck, G\u00fcne\u015f\u2019e g\u00f6rece en yak\u0131n ve y\u00fczeyi en parlak \u00fcyelerinden oldu\u011fundan 1930 gibi erken bir tarihte fark edilip gezegen unvan\u0131n\u0131 kazanabildi. Ancak bu di\u011fer Kuiper cisimleri i\u00e7in ge\u00e7erli olmad\u0131. Kuiper Ku\u015fa\u011f\u0131\u2019n\u0131n \u00f6nemi, \u00fcyelerinin g\u00fcne\u015f sisteminin ba\u015flang\u0131\u00e7 a\u015famas\u0131ndan bu yana hi\u00e7 de\u011fi\u015fmemi\u015f olmalar\u0131nda yat\u0131yor. Dolay\u0131s\u0131yla buradaki cisimlerin b\u00fcy\u00fcte\u00e7 alt\u0131na al\u0131nmas\u0131ya, gezegenlerin olu\u015fumuna dair pek \u00e7ok s\u0131rr\u0131n a\u00e7\u0131\u011fa kavu\u015fmas\u0131 bekleniyor.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">NASA taraf\u0131ndan Johns Hopkins \u00dcniversitesi Uygulamal\u0131 Fizik Laboratuvar\u0131 ve Southwest Ara\u015ft\u0131rma Enstit\u00fcs\u00fc ortakl\u0131\u011f\u0131yla 2006\u2019da f\u0131rlat\u0131lan New Horizons dokuz y\u0131ll\u0131k bir u\u00e7u\u015fun ard\u0131ndan, 2015\u2019te Pl\u00fcton\u2019a ula\u015fm\u0131\u015f ve o zamana kadar g\u00f6kbilimciler i\u00e7in uzak ve silik bir resimden ibaret olan -eski- dokuzuncu gezegeni yak\u0131ndan g\u00f6steren ilk g\u00f6r\u00fcnt\u00fcler elde edilmi\u015fti.<\/span><\/p>\n<figure id=\"attachment_31737\" aria-describedby=\"caption-attachment-31737\" style=\"width: 239px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-31737\" src=\"https:\/\/bilimvegelecek.com.tr\/wp-content\/uploads\/2019\/01\/ultimathulai\u00e7resim1-169x300.jpg\" alt=\"\" width=\"239\" height=\"424\" \/><figcaption id=\"caption-attachment-31737\" class=\"wp-caption-text\">Asteroid 486958\u2019e yani 2014 MU69 kodlu Ultima Thula\u2019ya ait 244 resimlik ilk seri \u00e7ekim pozlardan biri. \u00c7ekim tarihi: 2019-01-01 05:01:47. Kaynak: NASA\/Johns Hopkins University Applied Physics Laboratory\/Southwest Research Institute.<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">Ard\u0131ndan New Horizons d\u00fcmeni bir sonraki hedefine, yery\u00fcz\u00fcndeki Hubble Uzay Teleskopu\u2019nun 2014\u2019te ke\u015ffetti\u011fi MU69\u2019a, yani Ultima Thula\u2019ya k\u0131rd\u0131. Buras\u0131 ayn\u0131 zamanda y\u0131llard\u0131r yollarda olan uzay arac\u0131n\u0131n fazla yak\u0131t harcamadan ve en h\u0131zl\u0131 ula\u015fabilece\u011fi nokta oldu\u011fundan tercih edildi.\u00a0<\/span><span style=\"font-weight: 400;\">Hedeflenen var\u0131\u015f tarihi 31 Aral\u0131k 2018\u2019i 1 Ocak 2019\u2019a ba\u011flayan dakikalar olacakt\u0131. Ve plan harfiyen ger\u00e7ekle\u015ftirildi. Bir hafta \u00f6nce, yani y\u0131lba\u015f\u0131 gecesi, 13 y\u0131ld\u0131r uzayda ilerleyen New Horizons, 3500 km kadar yakla\u015ft\u0131\u011f\u0131 6,5 milyar km uzaktaki Ultima Thula\u2019n\u0131n ilk net g\u00f6r\u00fcnt\u00fclerini D\u00fcnya\u2019ya yollad\u0131.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u0130nsanl\u0131k tarihinin bir g\u00f6kcismine yapt\u0131\u011f\u0131 bu en uzak u\u00e7u\u015ftan ne t\u00fcr verilerin elde edilece\u011fini g\u00f6rmek i\u00e7in epeyce beklememiz gerekecek. Zira kendisi Pl\u00fcton\u2019dan 100 kat k\u00fc\u00e7\u00fck ve \u00e7ok daha karanl\u0131k oldu\u011fundan nispeten yak\u0131n mesafeden al\u0131nan g\u00f6r\u00fcnt\u00fcler dahi \u015fu an i\u00e7in net de\u011fil. Fakat ayn\u0131 zamanda g\u00f6zleme \u015fans\u0131 bulaca\u011f\u0131m\u0131z \u015fimdiye kadarki en primitif, yani ilk olu\u015ftu\u011fu zamanki haline en yak\u0131n g\u00f6kcismi olacak bu. Dolay\u0131s\u0131yla bekleyip g\u00f6rmeye fazlas\u0131yla de\u011fer!<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Kaynak<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">1) https:\/\/www.nasa.gov\/mission_pages\/newhorizons\/main\/index.html<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8216;Bilinen d\u00fcnyan\u0131n \u00f6tesinde\u2019&#8230; Latincede \u2018Ultima Thula\u2019 diye s\u00f6yleniyor. Bu ifade g\u00fcne\u015f sisteminin en d\u0131\u015f\u0131ndaki \u00fc\u00e7\u00fcnc\u00fc katmanda, Pl\u00fcton\u2019un 1 milyar km \u00f6tesinde, 35 km \u00e7ap\u0131nda bir asteroidin ismi ayn\u0131 zamanda. Ve yine ayn\u0131 zamanda, NASA\u2019n\u0131n 800 milyon dolarl\u0131k orta \u00f6l\u00e7ekli addedilen bir b\u00fct\u00e7eyle ba\u015flatt\u0131\u011f\u0131 New Frontiers program\u0131 kapsam\u0131nda, 2006\u2019da f\u0131rlat\u0131lan New Horizons\u00a0[Yeni Ufuklar] uzay arac\u0131n\u0131n son [&hellip;]<\/p>\n","protected":false},"author":184,"featured_media":31736,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[30,19,3256],"tags":[4416,4418,628,2348,2347,4417],"class_list":["post-31740","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-astronomi","category-bilim-gundemi","category-uzay-ve-havacilik","tag-kuiper-kusagi","tag-mu69","tag-nasa","tag-new-horizons","tag-pluton","tag-ultima-thula"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/31740","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/users\/184"}],"replies":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/comments?post=31740"}],"version-history":[{"count":0,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/31740\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media\/31736"}],"wp:attachment":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media?parent=31740"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/categories?post=31740"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/tags?post=31740"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}