\n<\/p>\n
G\u00fcne\u015f Sistemi\u2019nden h\u0131zla ge\u00e7mekte olan y\u0131ld\u0131zlararas\u0131 nesne 3I\/ATLAS, g\u00f6kbilimcileri b\u00fcy\u00fclemeye devam ediyor. \u0130lk olarak Temmuz 2025\u2019te ke\u015ffedilen ve bir \u015fehir b\u00fcy\u00fckl\u00fc\u011f\u00fcnde oldu\u011fu tahmin edilen bu nesne, hem bilimsel hem de spek\u00fclatif \u00e7evrelerde b\u00fcy\u00fck yank\u0131 uyand\u0131rd\u0131.<\/p>\n
\u00c7o\u011fu bilim insan\u0131 onu do\u011fal bir kuyruklu y\u0131ld\u0131z olarak de\u011ferlendirirken, Harvard \u00dcniversitesi\u2019nden astrofizik\u00e7i Dr. Avi Loeb, 3I\/ATLAS\u2019\u0131n \u201cyabanc\u0131 bir teknoloji<\/a>\u201d \u00fcr\u00fcn\u00fc olabilece\u011fini \u00f6ne s\u00fcr\u00fcyor.<\/p>\n Loeb\u2019in k\u0131sa s\u00fcre \u00f6nce verdi\u011fi bir r\u00f6portajda esprili bir dille 29 Ekim tarihine i\u015faret etmesi sosyal medyada ve bas\u0131nda spek\u00fclasyonlara neden oldu. <\/p>\n Hawaii\u2019deki Keck II Teleskobu ile yap\u0131lan son g\u00f6zlemler, 3I\/ATLAS\u2019\u0131n G\u00fcne\u015f y\u00f6n\u00fcnde uzanan bir \u201canti-kuyruk\u201d sergiledi\u011fini ortaya koydu.<\/p>\n Harvard\u2019l\u0131 g\u00f6kbilimci Avi Loeb, ge\u00e7ti\u011fimiz hafta yay\u0131nlad\u0131\u011f\u0131 blog yaz\u0131s\u0131nda, bu fenomenin \u201cal\u0131\u015f\u0131lm\u0131\u015f\u0131n d\u0131\u015f\u0131nda bir y\u00f6nelim g\u00f6sterdi\u011fini\u201d savunuyor.<\/p>\n Hen\u00fcz hakem de\u011ferlendirmesinden ge\u00e7memi\u015f bir \u00e7al\u0131\u015fmada, ara\u015ft\u0131rmac\u0131lar Keck verilerini kullanarak, nesnenin siyan\u00fcr ve nikel gaz\u0131 sal\u0131m\u0131 yapt\u0131\u011f\u0131n\u0131 do\u011frulad\u0131. Bu gazlar\u0131n hem G\u00fcne\u015f\u2019e do\u011fru hem de aksi y\u00f6nde p\u00fcsk\u00fcrt\u00fclmesi, \u201canti-kuyruk\u201d olgusunun a\u00e7\u0131k bir kan\u0131t\u0131 olarak de\u011ferlendirildi.<\/p>\n Loeb\u2019e g\u00f6re en \u015fa\u015f\u0131rt\u0131c\u0131 olan, 3I\/ATLAS\u2019\u0131n beyaz \u0131\u015f\u0131k g\u00f6r\u00fcnt\u00fclerinde klasik bir kuyruklu y\u0131ld\u0131z kuyru\u011funun izine rastlanmamas\u0131yd\u0131. Normalde G\u00fcne\u015f\u2019ten gelen \u0131\u015f\u0131k bas\u0131nc\u0131yla toz par\u00e7ac\u0131klar\u0131 geriye do\u011fru itilip parlak bir kuyruk olu\u015fturur. Ancak bu nesnede durum farkl\u0131 g\u00f6r\u00fcn\u00fcyor.<\/p>\n Di\u011fer bilim insanlar\u0131 ise bu tuhaf g\u00f6r\u00fcn\u00fcm\u00fcn do\u011fal s\u00fcre\u00e7lerle a\u00e7\u0131klanabilece\u011fini belirtiyor. D\u00fcnya\u2019n\u0131n uzaydaki konumu nedeniyle, bir kuyruklu y\u0131ld\u0131z\u0131n geni\u015f kuyru\u011funun optik bir ill\u00fczyon yaratabilece\u011fi, ya da G\u00fcne\u015f r\u00fczg\u00e2r\u0131n\u0131n iti\u015f g\u00fcc\u00fcne direnebilen b\u00fcy\u00fck toz tanelerinin G\u00fcne\u015f y\u00f6n\u00fcnde bir uzant\u0131 olu\u015fturabilece\u011fi d\u00fc\u015f\u00fcn\u00fcl\u00fcyor.<\/p>\n Kaliforniya \u00dcniversitesi\u2019nden gezegen bilimci Michael Busch, sosyal medya hesab\u0131ndan yapt\u0131\u011f\u0131 a\u00e7\u0131klamada, \u201cD\u00f6nen bir kuyruklu y\u0131ld\u0131z \u00e7ekirde\u011finden \u00e7\u0131kan b\u00fcy\u00fck par\u00e7ac\u0131klar, y\u00f6r\u00fcnge boyunca hem \u00f6n\u00fcnde hem de arkas\u0131nda birikerek bu g\u00f6r\u00fcn\u00fcm\u00fc olu\u015fturabilir\u201d diyor.<\/p>\n Ancak Loeb\u2019e g\u00f6re 3I\/ATLAS, s\u0131radan bir kuyruklu y\u0131ld\u0131zdan \u00e7ok daha fazlas\u0131. Harvard\u2019l\u0131 bilim insan\u0131, nesnenin hem y\u00f6r\u00fcngesi hem de fiziksel \u00f6zellikleriyle \u201cdo\u011fal k\u00f6kenli olma ihtimalinin daha d\u00fc\u015f\u00fck\u201d oldu\u011funu iddia ediyor.<\/p>\n Loeb\u2019in iddialar\u0131na g\u00f6re, 3I\/ATLAS do\u011frusal bir y\u00f6r\u00fcngede ilerliyor ve Mars ile J\u00fcpiter\u2019e ola\u011fand\u0131\u015f\u0131 bi\u00e7imde yak\u0131n ge\u00e7i\u015fler yap\u0131yor. Hubble ve James Webb teleskoplar\u0131n\u0131n verileri, \u00e7ekirde\u011finin yakla\u015f\u0131k 46 kilometre \u00e7ap\u0131nda olabilece\u011fini g\u00f6steriyor. Nesnenin k\u00fctlesi 33 milyar tonun \u00fczerinde, yani tipik bir kuyruklu y\u0131ld\u0131zdan \u00e7ok daha b\u00fcy\u00fck. 3I\/ATLAS saatte 200 bin kilometre (yakla\u015f\u0131k 60 km\/s) h\u0131zla ilerliyor. Loeb bunun bu b\u00fcy\u00fckl\u00fckte bir cisim i\u00e7in \u201cfiziksel a\u00e7\u0131dan neredeyse imk\u00e2ns\u0131z\u201d bir h\u0131z oldu\u011funu s\u00f6yl\u00fcyor.<\/p>\n Loeb ayr\u0131ca nesnenin yaln\u0131zca G\u00fcne\u015f \u0131\u015f\u0131\u011f\u0131n\u0131 yans\u0131tmad\u0131\u011f\u0131n\u0131, kendi \u0131\u015f\u0131\u011f\u0131n\u0131 \u00fcretiyor olabilece\u011fini iddia ediyor.<\/p>\n Loeb\u2019in a\u00e7\u0131klamalar\u0131 sosyal medyada adeta f\u0131rt\u0131na estirdi. \u201c29 Ekim\u2019den \u00f6nce tatile \u00e7\u0131k\u0131n\u201d \u015feklindeki esprili ama gizemli uyar\u0131s\u0131, NASA\u2019n\u0131n 3I\/ATLAS hakk\u0131nda bilgi saklad\u0131\u011f\u0131na dair komplo teorilerini k\u00f6r\u00fckledi. \u0130nternette devletin uzayl\u0131larla ilgili bulgular\u0131 \u00f6rtbas etti\u011fi spek\u00fclasyonlar\u0131 dola\u015fmaya ba\u015flad\u0131.<\/p>\n NASA ise resmi a\u00e7\u0131klamas\u0131nda, 3I\/ATLAS\u2019\u0131n D\u00fcnya i\u00e7in hi\u00e7bir tehdit olu\u015fturmad\u0131\u011f\u0131n\u0131 ve y\u00f6r\u00fcngesinin g\u00fcvenli mesafeden ge\u00e7ece\u011fini teyit etti. Ancak Loeb, ajans\u0131n \u201cverileri yava\u015f ve se\u00e7ici \u015fekilde payla\u015ft\u0131\u011f\u0131n\u0131\u201d ileri s\u00fcr\u00fcyor.<\/p>\n 3I\/ATLAS\u2019\u0131n ekim ba\u015f\u0131nda Mars\u2019a en yak\u0131n konumuna ula\u015ft\u0131\u011f\u0131 biliniyor. 29 Ekim\u2019de ise cisim G\u00fcne\u015f\u2019in arkas\u0131na ge\u00e7ecek ve kas\u0131m ay\u0131n\u0131n ilk haftas\u0131nda y\u0131ld\u0131za en yak\u0131n ge\u00e7i\u015fini yapacak. Bu d\u00f6nemde nesne G\u00fcne\u015f\u2019e en fazla 0,8 astronomik birim -yani D\u00fcnya-G\u00fcne\u015f uzakl\u0131\u011f\u0131n\u0131n yakla\u015f\u0131k y\u00fczde 80\u2019i- kadar yakla\u015facak.<\/p>\n Bu s\u0131rada G\u00fcne\u015f\u2019in parlakl\u0131\u011f\u0131 nedeniyle D\u00fcnya\u2019dan do\u011frudan g\u00f6zlemlenemeyecek, \u00e7\u00fcnk\u00fc birka\u00e7 hafta boyunca G\u00fcne\u015f\u2019in arkas\u0131nda kalacak. B\u00f6ylece nesnenin aral\u0131k ay\u0131na kadar g\u00f6r\u00fcnmez olaca\u011f\u0131 belirtiliyor. Loeb\u2019e g\u00f6re bu s\u00fcre, e\u011fer nesne ger\u00e7ekten yapay bir k\u00f6kene sahipse, \u201cplan\u0131n\u0131 uygulamak i\u00e7in m\u00fckemmel bir f\u0131rsat\u201d olabilir.<\/p>\n Ana ak\u0131m astronomi \u00e7evreleri Loeb\u2019in iddialar\u0131na temkinli yakla\u015f\u0131yor. Sim\u00fclasyonlar, 3I\/ATLAS\u2019\u0131n tamamen do\u011fal bir hiperbolik y\u00f6r\u00fcnge izledi\u011fini ve herhangi bir y\u00f6nlendirme belirtisi g\u00f6stermedi\u011fini ortaya koyuyor. Nesnenin davran\u0131\u015flar\u0131, y\u0131ld\u0131zlar aras\u0131 (G\u00fcne\u015f Sistemi d\u0131\u015f\u0131ndan gelen) cisimlerin toz ve gaz modelleriyle b\u00fcy\u00fck \u00f6l\u00e7\u00fcde \u00f6rt\u00fc\u015f\u00fcyor.<\/p>\nANT\u0130-KUYRUK TARTI\u015eMASI
<\/h3>\nLOEB\u2019\u0130N \u201cANOMAL\u0130LER\u201d L\u0130STES\u0130
<\/h3>\n\u201c29 EK\u0130M\u2019DEN \u00d6NCE TAT\u0130LE \u00c7IKIN\u201d
<\/h3>\nB\u0130L\u0130M CAM\u0130ASI NE D\u0130YOR?
<\/h3>\n