{"id":1012,"date":"2010-06-28T14:39:00","date_gmt":"2010-06-28T12:39:00","guid":{"rendered":"https:\/\/kids.esa.int\/the_asteroid_and_the_disappearing_star\/"},"modified":"2026-10-08T00:34:51","modified_gmt":"2026-10-07T22:34:51","slug":"the_asteroid_and_the_disappearing_star","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/ro\/the_asteroid_and_the_disappearing_star\/","title":{"rendered":"Asteroidul \u0219i steaua care dispare"},"content":{"rendered":"<div class=\"lede\">\n<p>Pe 8 iulie, o stea destul de str\u0103lucitoare, cunoscut\u0103 sub numele de Delta Ophiuchi, va disp\u0103rea de pe cerul nop\u021bii. Totu\u0219i, nu este cazul s\u0103 v\u0103 face\u021bi griji. Steaua, vizibil\u0103 cu ochiul liber, nu este \u00eenghi\u021bit\u0103 \u0219i nici nu moare \u2013 este pur \u0219i simplu ascuns\u0103 de un asteroid care se deplaseaz\u0103 cu vitez\u0103 mare.<\/p>\n<\/div>\n<p>Timp de c\u00e2teva secunde, aceast\u0103 mic\u0103 bucat\u0103 de roc\u0103, cunoscut\u0103 sub numele de (472) Roma, se va afla exact la locul potrivit, la momentul potrivit, pentru a bloca lumina stelei care ajunge pe P\u0103m\u00e2nt. Este un eveniment rar \u2013 singura ocazie din acest secol \u00een care va fi posibil s\u0103 vedem un asteroid eclips\u00e2nd o stea f\u0103r\u0103 ajutorul binoclului sau al telescopului.<\/p>\n<p>Toat\u0103 lumea \u0219tie ce este o eclips\u0103 solar\u0103, c\u00e2nd Luna trece \u00een fa\u021ba Soarelui \u0219i cerul se \u00eentunec\u0103 timp de c\u00e2teva minute. De\u0219i Luna este de 400 de ori mai mic\u0103 dec\u00e2t Soarele, se afl\u0103 totodat\u0103 de 400 de ori mai aproape, astfel \u00eenc\u00e2t reu\u0219e\u0219te s\u0103 acopere \u00eentregul disc al celei mai apropiate stele de noi.<\/p>\n<figure class=\"wp-block-image size-natural\" data-width=\"364\" data-credit=\"NASA\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2010\/07\/A_grazing_occultation_of_Rhea_a_moon_of_Saturn_by_another_moon_Dione2\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2010\/07\/a_grazing_occultation_of_rhea_a_moon_of_saturn_by_another_moon_dione2\/17872928-2-eng-GB\/A_grazing_occultation_of_Rhea_a_moon_of_Saturn_by_another_moon_Dione.jpg\" alt=\"A grazing occultation of Rhea, a moon of Saturn, by another moon, Dione\"><figcaption>O oculta\u021bie de trecere a lui Rhea, o lun\u0103 a lui Saturn, de c\u0103tre o alt\u0103 lun\u0103, Dione<\/figcaption><\/figure>\n<p>Acela\u0219i lucru se poate \u00eent\u00e2mpla \u0219i \u00een cazul stelelor mai \u00eendep\u0103rtate. Un asteroid cu l\u0103\u021bimea de 50 km, precum Roma, poate ascunde pentru scurt timp o stea uria\u0219\u0103, precum Delta Ophiuchi, deoarece roca spa\u021bial\u0103 se afl\u0103 mult mai aproape de noi. Evenimente precum acesta sunt importante deoarece le permit astronomilor s\u0103 determine dimensiunea \u0219i forma asteroizilor \u2013 inclusiv a unora care ar putea, \u00eentr-o zi, s\u0103 intre \u00een coliziune cu P\u0103m\u00e2ntul.<\/p>\n<p>Fenomenul de dispari\u021bie a stelei va fi vizibil doar de-a lungul unei f\u00e2\u0219ii cu o l\u0103\u021bime de aproximativ 50 km, care leag\u0103 Stockholm, Copenhaga, Bremen, Nantes, Bilbao \u0219i Insulele Canare. Acesta va avea loc \u00een jurul orei 23:57 CEST, de\u0219i ora exact\u0103 va varia de la un loc la altul.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1008\" data-credit=\"Credits: ESA, created with Guide 8 by Project Pluto http:\/\/www.projectpluto.com\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2010\/07\/Star_chart_showing_the_sky_from_central_Europe2\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2010\/07\/star_chart_showing_the_sky_from_central_europe2\/18249399-2-eng-GB\/Star_chart_showing_the_sky_from_central_Europe.jpg\" alt=\"Star chart showing the sky from central Europe\"><figcaption>Hart\u0103 stelar\u0103 care prezint\u0103 cerul din Europa Central\u0103<\/figcaption><\/figure>","protected":false},"excerpt":{"rendered":"<p>On 8 July, a fairly bright star, known as Delta Ophiuchi, will disappear from the night sky. However, there is no need to worry. The naked eye star is not [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2003\/04\/asteroids_come_in_many_shapes_and_sizes2\/17886580-2-eng-GB\/Asteroids_come_in_many_shapes_and_sizes.jpg","esa_banner_description":"Asteroids come in many shapes and sizes","esa_banner_credit":"courtesy Observatoire de Paris","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2003\/04\/Asteroids_come_in_many_shapes_and_sizes2","esa_external_url":"","esa_external_new_window":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":true},"categories":[46,10,11],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-1012","post","type-post","status-publish","format-standard","hentry","category-comets-and-meteors","category-learn","category-our-universe"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/1012","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/comments?post=1012"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/1012\/revisions"}],"predecessor-version":[{"id":4795,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/posts\/1012\/revisions\/4795"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/media?parent=1012"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/categories?post=1012"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/tags?post=1012"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/panel?post=1012"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/language?post=1012"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/age?post=1012"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/duration?post=1012"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/resource_type?post=1012"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/audience?post=1012"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/ro\/wp-json\/wp\/v2\/wf_post_folders?post=1012"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}