{"id":89,"date":"2024-12-05T10:25:24","date_gmt":"2024-12-05T09:25:24","guid":{"rendered":"https:\/\/kids.esa.int\/proba-3_when_two_satellites_are_better_than_one\/"},"modified":"2026-10-08T00:23:58","modified_gmt":"2026-10-07T22:23:58","slug":"proba-3_when_two_satellites_are_better_than_one","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/et\/proba-3_when_two_satellites_are_better_than_one\/","title":{"rendered":"Proba-3: kui kaks satelliiti on parem kui \u00fcks"},"content":{"rendered":"<p>Mis oleks, kui kaks satelliiti h\u00f5ljuksid kosmoses 144 meetri kaugusel \u00fcksteisest, kuid t\u00f6\u00f6taksid koos nii t\u00e4iuslikult, et k\u00e4ituksid nagu \u00fcks hiiglaslik masin? See ongi ESA uue Proba-3 missiooni eesm\u00e4rk, mis on just startinud, et avastada meie P\u00e4ikese saladusi!\u00a0<\/p>\n<p><b>Meie salap\u00e4rane P\u00e4ike\u00a0<\/b><\/p>\n<p>Kas olete kunagi n\u00e4inud p\u00e4ikesevarjutust? Kui Kuu varjab P\u00e4ikese, ilmub n\u00e4htavale P\u00e4ikese n\u00f5rk v\u00e4limine atmosf\u00e4\u00e4r, mida nimetatakse korona. See salap\u00e4rane piirkond on miljonite kraadide v\u00f5rra kuumem kui P\u00e4ikese pind \u2013 see on m\u00f5istatus, mida teadlased p\u00fc\u00fcavad lahendada. Koroonast paiskuvad v\u00e4lja ka tohutud plahvatused, mida nimetatakse koroona massi v\u00e4ljapaiskumisteks (CME) ja mis p\u00f5hjustavad probleeme astronautidele, satelliitidele ja isegi Maa elektriv\u00f5rkudele. Koroona on aga miljon korda n\u00f5rgem kui P\u00e4ike ja on n\u00e4htav vaid m\u00f5ne minuti jooksul p\u00e4ikesevarjutuse ajal. See muudab selle uurimise v\u00e4ga raskeks.\u00a0<br \/>\u00a0<br \/>Tutvuge missiooniga Proba-3! Tegemist on kahe satelliidiga, mis hakkavad peagi koos t\u00f6\u00f6tama, et seda v\u00e4ljakutset lahendada.\u00a0<\/p>\n<ul>\n<li>\n<p>Satelliidil \u201eOcculter\u201c on suur \u00fcmmargune ketas, mis varjab p\u00e4ikese pimestavat valgust, luues kunstliku p\u00e4ikesevarjutuse, mida n\u00e4eb selle partner.\u00a0<\/p>\n<\/li>\n<\/ul>\n<ul>\n<li>\n<p>Coronagraphi satelliidil on spetsiaalne teleskoop, mille abil uuritakse P\u00e4ikese koroonat \u00fcksikasjalikult.\u00a0\u00a0<\/p>\n<\/li>\n<\/ul>\n<p>Koos loovad need uuenduslikud satelliidid kosmoses pikaajalisi p\u00e4ikesevarjutusi, mis v\u00f5imaldavad teadlastel koronaid korraga kuni kuus tundi j\u00e4rjest j\u00e4lgida!\u00a0<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"6336\" data-credit=\"ESA - P. Sebirot\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2024\/04\/Proba-3_Occulter_and_Coronagraph_spacecraft\" 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\/2024\/04\/proba-3_occulter_and_coronagraph_spacecraft\/26009762-1-eng-GB\/Proba-3_Occulter_and_Coronagraph_spacecraft.jpg\" alt=\"Proba-3 Occulter and Coronagraph spacecraft\"><figcaption>Kosmoselaev \u201eProba-3\u201c \u2013 varjaja ja koronagraaf<\/figcaption><\/figure>\n<p><b>3, 2, 1 \u2013 start!\u00a0<\/b><\/p>\n<p>Kahe satelliidi orbiidile saatmine ei olnud lihtne, kuid ESA planeeris k\u00f5ik t\u00e4iuslikult. Proba-3 startis India v\u00f5imsa PSLV-XL-raketi pardal Satish Dhawan Kosmosekeskusest, mis on India kuulus kosmodroom.\u00a0<br \/>\u00a0<br \/>N\u00fc\u00fcd, kui m\u00f5lemad satelliidid on ohutult kosmoses, suunduvad nad orbiidile, mis ulatub Maast 60 000 kilomeetri kaugusele \u2013 piisavalt kaugele, et saada t\u00e4iuslik ja takistusteta vaade P\u00e4ikesele. P\u00e4rast l\u00fchikest seadistamisperioodi alustavad satelliidid oma uskumatut \u201ckosmoseballetti\u201d, lennates formatsioonis, et l\u00e4bi viia oma katseid.\u00a0<br \/>\u00a0<br \/>Proba-3 lahkumise j\u00e4lgimine Maalt, et alustada teekonda P\u00e4ikese uurimiseks, oli p\u00f5nev s\u00fcndmus kosmoses\u00f5pradele kogu maailmas. Varsti algab t\u00f5eline teadust\u00f6\u00f6!\u00a0<\/p>\n<p><i><b>Huvitav fakt:<\/b> Proba-3 on nagu hoolikalt koreografeeritud kosmosetants, kus kaks satelliiti lendavad t\u00e4pselt 144 meetri kaugusel \u00fcksteisest, t\u00e4psusega vaid m\u00f5ne millimeetri. See teeb sellest maailma esimese t\u00e4ppisformaatsioonilennu missiooni!\u00a0<\/i><\/p>","protected":false},"excerpt":{"rendered":"<p>What if two satellites could float in space, 144 meters apart, but work together so perfectly that they behave like one giant machine? That is the goal of ESA\u2019s new [&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\/2024\/11\/proba-3_occulter_eclipsing_sun_for_coronagraph_spacecraft\/26474797-1-eng-GB\/Proba-3_Occulter_eclipsing_Sun_for_Coronagraph_spacecraft.jpg","esa_banner_description":"Proba-3 Occulter eclipsing Sun for Coronagraph spacecraft","esa_banner_credit":"ESA-P. 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