តើអ្វីគឺជារលកវិទ្យុតារាសាស្ត្រ? | What is Radio Astronomy?

array(10) { [0]=> object(stdClass)#4689 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "EgrK_RvyvoQ" ["related_video_title"]=> string(154) "តើ​ឈ្មោះខែមានទំនាក់ទំនងអ្វី​នឹង​ផ្កាយរាសីចក្រទាំង១២?" ["posted_time"]=> string(21) "4 года назад" ["channelName"]=> string(40) "RFI ខេមរភាសា / RFI Khmer" } [1]=> object(stdClass)#4662 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "cJZ9MzwCS3A" ["related_video_title"]=> string(101) "នីកូឡា តេសឡា និង​រលកធាតុអាកាសវិទ្យុ" ["posted_time"]=> string(19) "6 лет назад" ["channelName"]=> string(40) "RFI ខេមរភាសា / RFI Khmer" } [2]=> object(stdClass)#4687 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "sq8Rzgn2EJg" ["related_video_title"]=> string(82) "តើរលកវិទ្យុគឺជាអ្វី? | ពន្លឺ Ep: 1" ["posted_time"]=> string(21) "4 года назад" ["channelName"]=> string(11) "HONG SENGLY" } [3]=> object(stdClass)#4694 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "SNiAwSt0KME" ["related_video_title"]=> string(201) "បទវិភាគ: អាមេរិកគំរាមវាយប្រហារ កម្ទេចអ៊ីរ៉ង់ម្ដងទៀតបើអ៊ីរ៉ង់នៅតែឈ្លើយ" ["posted_time"]=> string(26) "51 минуту назад" ["channelName"]=> string(11) "Khembo Talk" } [4]=> object(stdClass)#4673 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "vh4PhiCrwUY" ["related_video_title"]=> string(300) "អ៊ីស្រាអែលអួតថាកម្មង់ដូពិសេសបានចូលក្នុងទឹកដីអ៊ីរ៉ង់តាមសម្លាប់អាយ៉ាតុឡានៅមុនអ៊ីរ៉ង់ព្រមបញ្ចប់សង្រ្គាម" ["posted_time"]=> string(21) "1 день назад" ["channelName"]=> string(77) "ព្រឹត្តិការណ៍ប្រចាំថ្ងៃ-7s-INFO" } [5]=> object(stdClass)#4691 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "csIry_3pbDU" ["related_video_title"]=> string(89) "Как работает космический телескоп? (Хаббл и Уэбб)" ["posted_time"]=> string(27) "6 месяцев назад" ["channelName"]=> string(10) "Jared Owen" } [6]=> object(stdClass)#4686 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "Nl7X3Fhz2ig" ["related_video_title"]=> string(79) "Northrop B-2 Spirit. Самый дорогой самолёт в истории" ["posted_time"]=> string(19) "7 лет назад" ["channelName"]=> string(18) "Авиасмотр" } [7]=> object(stdClass)#4696 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "AQUf9Fs3bK4" ["related_video_title"]=> string(118) "តើគេរកឃើញភពណិបទូប(Neptune)ដោយរបៀបណា? | How Neptune Was Discovered?" ["posted_time"]=> string(21) "3 года назад" ["channelName"]=> string(11) "HONG SENGLY" } [8]=> object(stdClass)#4672 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "WSMPy1fXtEE" ["related_video_title"]=> string(146) "Борьба за Трампа и тупик в экономике: Путин понял свое положение. Аббас Галлямов" ["posted_time"]=> string(24) "16 часов назад" ["channelName"]=> string(18) "The Breakfast Show" } [9]=> object(stdClass)#4690 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "2QQpSHrglac" ["related_video_title"]=> string(215) "ព្រះចន្ទទីតាន​របស់ភពសៅរ៍ ប្រហែលជាគ្មានជីវិតរស់នៅទេ​ (តាមការសិក្សាថ្មី) | Space News" ["posted_time"]=> string(19) "1 год назад" ["channelName"]=> string(11) "HONG SENGLY" } }