{"id":211999,"date":"2023-01-12T11:22:59","date_gmt":"2023-01-12T11:22:59","guid":{"rendered":"https:\/\/bm.dev.synology.me\/?p=211999"},"modified":"2023-01-12T11:22:59","modified_gmt":"2023-01-12T11:22:59","slug":"moment-istoric-pentru-astronomie-telescopul-spatial-james-webb-al-nasa-a-descoperit-prima-sa-planeta-si-este-asemanatoare-pamantului","status":"publish","type":"post","link":"https:\/\/bm.dev.synology.me\/?p=211999","title":{"rendered":"Moment istoric pentru astronomie. Telescopul spa\u0163ial James Webb al NASA a descoperit prima sa planet\u0103 \u015fi este asem\u0103n\u0103toare P\u0103m\u00e2ntului"},"content":{"rendered":"<p style=\"text-align: justify;\">\nEste de a\u015fteptat ca acesta s\u0103 fie doar \u00eenceputul unei serii de planete descoperite de noul telescop spa\u0163ial al NASA. Mai mult, acesta va putea vedea aceste planete cu mult mai multe detalii dec\u00e2t p\u00e2n\u0103 acum, fiind singurul telescop capabil s\u0103 caracterizeze atmosfera planetelor \u00eendep\u0103rtate, informeaz\u0103 publica\u0163ia&nbsp;<a href=\"https:\/\/www.independent.co.uk\/space\/nasa-jwst-james-webb-space-telescope-planet-earth-b2260442.html#Echobox=1673461380\">Independent<\/a>.<\/p>\n<p style=\"text-align: justify;\">\nDeocamdat\u0103, \u00eens\u0103, oamenii de \u015ftiin\u0163\u0103 au putut spune doar ce nu este prezent \u00een atmosfera planetei. De exemplu, aceasta nu poate avea o atmosfer\u0103 dens\u0103 dominat\u0103 de metan, asem\u0103n\u0103toare cu cea de pe Titan, luna lui Saturn.<\/p>\n<p style=\"text-align: justify;\">\nCercet\u0103torii sper\u0103 s\u0103 poat\u0103 caracteriza mai bine atmosfera planetei \u00eendep\u0103rtate cu timpul. Dar descoperirile arat\u0103, de asemenea, utilitatea telescopului James Webb \u00een studierea altor planete, multe alte descoperiri fiind a\u015fteptate \u00een urm\u0103toarele s\u0103pt\u0103m\u00e2ni \u015fi luni.<\/p>\n<p style=\"text-align: justify;\">\n&#8220;<strong>Aceste prime rezultate ale observa\u0163iei unei planete st\u00e2ncoase de m\u0103rimea P\u0103m\u00e2ntului deschid u\u015fa c\u0103tre multe posibilit\u0103\u0163i viitoare de studiere a atmosferelor planetelor st\u00e2ncoase cu ajutorul lui Webb<\/strong>&#8220;, a fost de acord Mark Clampin, directorul Diviziei de Astrofizic\u0103 de la sediul NASA din Washington.<\/p>\n<p style=\"text-align: justify;\">\n&#8220;<strong>Webb ne aduce din ce \u00een ce mai aproape de o nou\u0103 \u00een\u0163elegere a planetelor asem\u0103n\u0103toare P\u0103m\u00e2ntului din afara sistemului solar, iar misiunea este abia la \u00eenceput<\/strong>&#8220;.<\/p>\n<p style=\"text-align: justify;\">\nPlaneta se nume\u015fte LHS 475 b \u015fi se afl\u0103 la o distan\u0163\u0103 de 41 de ani-lumin\u0103, \u00een constela\u0163ia Octans. Un indiciu al acesteia a fost observat pentru prima dat\u0103 \u00een datele furnizate de Transiting Exoplanet Survey Satellite, sau TESS, al NASA, dar JWST a reu\u015fit s\u0103 o vad\u0103 \u015fi s\u0103 o confirme rapid.<\/p>\n<p style=\"text-align: justify;\">\nMulte lucruri sunt \u00eenc\u0103 necunoscute despre planet\u0103. Dar primele observa\u0163ii au confirmat unele detalii despre ea: are un diametru de 99% din cel al P\u0103m\u00e2ntului \u015fi este cu c\u00e2teva sute de grade mai cald\u0103 dec\u00e2t planeta noastr\u0103.<\/p>\n<p style=\"text-align: justify;\">\nAstfel de planete mici \u015fi st\u00e2ncoase au r\u0103mas evazive, deoarece dimensiunile lor mici necesit\u0103 instrumente puternice pentru a le vedea. Noile descoperiri sugereaz\u0103 \u00eens\u0103 c\u0103 puterea sporit\u0103 a lui James Webb va permite ca acestea s\u0103 fie observate relativ u\u015for cu ajutorul noii tehnologii.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Este de a\u015fteptat ca acesta s\u0103 fie doar \u00eenceputul unei serii de planete descoperite de noul telescop spa\u0163ial al NASA. Mai mult, acesta va putea vedea aceste planete cu mult mai multe detalii dec\u00e2t p\u00e2n\u0103 acum, fiind singurul telescop capabil s\u0103 caracterizeze atmosfera planetelor \u00eendep\u0103rtate, informeaz\u0103 publica\u0163ia&nbsp;Independent. Deocamdat\u0103, \u00eens\u0103, oamenii de \u015ftiin\u0163\u0103 au putut spune [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[510],"tags":[19913,53730,347,229,24095,36476],"class_list":["post-211999","post","type-post","status-publish","format-standard","hentry","category-actualitate","tag-descoperire","tag-james-webb","tag-nasa","tag-pamant","tag-planeta","tag-telescop"],"_links":{"self":[{"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/posts\/211999","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=211999"}],"version-history":[{"count":0,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/posts\/211999\/revisions"}],"wp:attachment":[{"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=211999"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=211999"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=211999"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}