$User->is_logged_in:  bool(false)
$User->user_info:  NULL
$User->check_post:  object(stdClass)#6977 (14) {
  ["is_valid"]=>
  int(1)
  ["global_remaining_posts_to_view"]=>
  int(0)
  ["remaining_posts_to_view"]=>
  int(0)
  ["number_all_post"]=>
  int(0)
  ["number_post_read"]=>
  int(0)
  ["exceeded_daily_limit"]=>
  int(0)
  ["is_watched_before"]=>
  int(0)
  ["sso_id"]=>
  int(11861)
  ["user_agent"]=>
  string(40) "CCBot/2.0 (https://commoncrawl.org/faq/)"
  ["user_ip"]=>
  string(11) "3.239.76.25"
  ["user_header"]=>
  object(stdClass)#6970 (42) {
    ["SERVER_SOFTWARE"]=>
    string(22) "Apache/2.4.57 (Debian)"
    ["REQUEST_URI"]=>
    string(149) "/%D8%A7%D9%84%D9%85%D9%81%D8%A7%D9%87%D9%8A%D9%85-%D8%A7%D9%84%D8%B9%D9%84%D9%85%D9%8A%D8%A9/%d8%b3%d8%ad%d8%a7%d8%a8%d8%a9-%d8%a3%d9%88%d8%b1%d8%aa/"
    ["REDIRECT_HTTP_AUTHORIZATION"]=>
    NULL
    ["REDIRECT_STATUS"]=>
    string(3) "200"
    ["HTTP_AUTHORIZATION"]=>
    NULL
    ["HTTP_X_FORWARDED_PROTO"]=>
    string(5) "https"
    ["HTTP_CONNECTION"]=>
    string(7) "upgrade"
    ["HTTP_HOST"]=>
    string(16) "popsciarabia.com"
    ["HTTP_ACCEPT_ENCODING"]=>
    string(4) "gzip"
    ["HTTP_CF_RAY"]=>
    string(20) "85f96eb39f1f29b2-IAD"
    ["HTTP_CF_VISITOR"]=>
    string(22) "{\"scheme\":\"https\"}"
    ["HTTP_USER_AGENT"]=>
    string(40) "CCBot/2.0 (https://commoncrawl.org/faq/)"
    ["HTTP_ACCEPT"]=>
    string(63) "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8"
    ["HTTP_ACCEPT_LANGUAGE"]=>
    string(14) "en-US,en;q=0.5"
    ["HTTP_CF_CONNECTING_IP"]=>
    string(11) "3.239.76.25"
    ["HTTP_CDN_LOOP"]=>
    string(10) "cloudflare"
    ["HTTP_CF_IPCOUNTRY"]=>
    string(2) "US"
    ["PATH"]=>
    string(60) "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
    ["SERVER_SIGNATURE"]=>
    string(76) "
Apache/2.4.57 (Debian) Server at popsciarabia.com Port 80
" ["SERVER_NAME"]=> string(16) "popsciarabia.com" ["SERVER_ADDR"]=> string(11) "172.18.0.11" ["SERVER_PORT"]=> string(2) "80" ["REMOTE_ADDR"]=> string(11) "3.239.76.25" ["DOCUMENT_ROOT"]=> string(13) "/var/www/html" ["REQUEST_SCHEME"]=> string(4) "http" ["CONTEXT_PREFIX"]=> NULL ["CONTEXT_DOCUMENT_ROOT"]=> string(13) "/var/www/html" ["SERVER_ADMIN"]=> string(19) "webmaster@localhost" ["SCRIPT_FILENAME"]=> string(23) "/var/www/html/index.php" ["REMOTE_PORT"]=> string(5) "37296" ["REDIRECT_URL"]=> string(53) "/المفاهيم-العلمية/سحابة-أورت/" ["GATEWAY_INTERFACE"]=> string(7) "CGI/1.1" ["SERVER_PROTOCOL"]=> string(8) "HTTP/1.1" ["REQUEST_METHOD"]=> string(3) "GET" ["QUERY_STRING"]=> NULL ["SCRIPT_NAME"]=> string(10) "/index.php" ["PHP_SELF"]=> string(10) "/index.php" ["REQUEST_TIME_FLOAT"]=> float(1709634645.111574) ["REQUEST_TIME"]=> int(1709634645) ["argv"]=> array(0) { } ["argc"]=> int(0) ["HTTPS"]=> string(2) "on" } ["content_user_category"]=> string(4) "paid" ["content_cookies"]=> object(stdClass)#6969 (3) { ["status"]=> int(0) ["sso"]=> object(stdClass)#6968 (2) { ["content_id"]=> int(11861) ["client_id"]=> string(36) "2f44be15-307a-4a5b-aeea-7ee6f634e946" } ["count_read"]=> NULL } ["is_agent_bot"]=> int(1) }
$User->gift_id:  NULL

سحابة أورت Oort Cloud

هي قشرة كبيرة مثل الفقاعة تحيط بالمجموعة الشمسية تحتوي على مليارات من الأجسام الثلجية ويأتي منها أغلب المذنبات. يعتقد العلماء أنها تمتد من 2,000 وحدة فلكية إلى 10,000 أو حتى 100,000 وحدة فلكية من الشمس.

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