{"id":508,"date":"2023-04-17T22:52:46","date_gmt":"2023-04-17T20:52:46","guid":{"rendered":"https:\/\/research.dii.unipd.it\/propas\/?page_id=508"},"modified":"2023-04-17T22:55:25","modified_gmt":"2023-04-17T20:55:25","slug":"very-low-earh-orbits-vleo","status":"publish","type":"page","link":"https:\/\/research.dii.unipd.it\/propas\/research\/very-low-earh-orbits-vleo\/","title":{"rendered":"Very Low Earh Orbits (VLEO)"},"content":{"rendered":"<div data-label=\"Gallery\" data-id=\"gallery--1\" data-export-id=\"gallery-1\" data-category=\"gallery\" class=\"gallery-1 content-section content-section-spacing\" id=\"gallery-1\"><div class=\"gridContainer\"> <div class=\"row\"><div class=\"section-title-col\" data-type=\"column\">  <p class=\"lead\" style=\"text-align: justify\">A crucial aspect linked to the expected exponential growth of space activities in the coming years is the generation of space debris. For this reason, the group is studying the use of satellites in lower orbits than the conventional ones, with the need to use the propulsion to compensate for the increased atmospheric drag.\n<br>In this way these orbits &#8216;clean themselves&#8217; at the end of the satellite&#8217;s life when the propulsion system is shut-off and the satellite quickly and passively re-enters.<\/p><\/div> <\/div> <div class=\"row text-center\"> <div class=\"col-xs-12\" data-editable=\"true\" data-content-shortcode=\"mesmerize_gallery id=&quot;mesmerize-gallery-1&quot; columns=&quot;2&quot; ids=&quot;510,511&quot; lb=&quot;1&quot; masonry=&quot;1&quot; size=&quot;medium&quot; link=&quot;file&quot; \"><div id='mesmerize-gallery-1' class='gallery-wrapper'><style type=\"text\/css\">\n                    @media only screen and (min-width: 768px) {\n                    [data-unique-id='mesmerize-gallery-1-6a39bcf81e1ae'] dl {\n                        float: left;\n                        width: 50% !important;\n                        max-width:  50% !important;\n                        min-width:  50% !important;\n                    }\n\n                    [data-unique-id='mesmerize-gallery-1-6a39bcf81e1ae'] dl:nth-of-type(2n +1 ) {\n                      clear: both;\n                      }\n                    }\n                <\/style><div id='mesmerize-gallery-1' class='mesmerize-gallery-1-dls-wrapper gallery-items-wrapper materialis-gallery' data-unique-id='mesmerize-gallery-1-6a39bcf81e1ae'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a data-fancybox=\"mesmerize-gallery-1-group\" href='https:\/\/research.dii.unipd.it\/propas\/wp-content\/uploads\/sites\/38\/2023\/04\/VLEO-01.png'><img loading=\"lazy\" decoding=\"async\"  width=\"300\" height=\"189\" src=\"https:\/\/research.dii.unipd.it\/propas\/wp-content\/uploads\/sites\/38\/2023\/04\/VLEO-01-300x189.png\"  class='mesmerize-gallery-1-image' alt=\"\" srcset=\"https:\/\/research.dii.unipd.it\/propas\/wp-content\/uploads\/sites\/38\/2023\/04\/VLEO-01-300x189.png 300w, https:\/\/research.dii.unipd.it\/propas\/wp-content\/uploads\/sites\/38\/2023\/04\/VLEO-01.png 743w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a data-fancybox=\"mesmerize-gallery-1-group\" href='https:\/\/research.dii.unipd.it\/propas\/wp-content\/uploads\/sites\/38\/2023\/04\/VLEO-02.png'><img loading=\"lazy\" decoding=\"async\"  width=\"300\" height=\"250\" src=\"https:\/\/research.dii.unipd.it\/propas\/wp-content\/uploads\/sites\/38\/2023\/04\/VLEO-02-300x250.png\"  class='mesmerize-gallery-1-image' alt=\"\" srcset=\"https:\/\/research.dii.unipd.it\/propas\/wp-content\/uploads\/sites\/38\/2023\/04\/VLEO-02-300x250.png 300w, https:\/\/research.dii.unipd.it\/propas\/wp-content\/uploads\/sites\/38\/2023\/04\/VLEO-02.png 568w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt><\/dl>\n\t\t<\/div>\n<script>(function($){window.MaterialisCaptionsGallery && window.MaterialisCaptionsGallery($('[data-unique-id=\"mesmerize-gallery-1-6a39bcf81e1ae\"]'))})(jQuery)<\/script><\/div><\/div><\/div> <\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>A crucial aspect linked to the expected exponential growth of space activities in the coming years is the generation of space debris. For this reason, the group is studying the use of satellites in lower orbits than the conventional ones, with the need to use the propulsion to compensate for the increased atmospheric drag. In&hellip; <br \/> <a class=\"read-more\" href=\"https:\/\/research.dii.unipd.it\/propas\/research\/very-low-earh-orbits-vleo\/\">Leggi tutto<\/a><\/p>\n","protected":false},"author":66,"featured_media":0,"parent":213,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"pro\/page-templates\/full-width-page.php","meta":{"footnotes":""},"folder":[],"class_list":["post-508","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Very Low Earh Orbits (VLEO) - PROPAS<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/research.dii.unipd.it\/propas\/research\/very-low-earh-orbits-vleo\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Very Low Earh Orbits (VLEO) - PROPAS\" \/>\n<meta property=\"og:description\" content=\"A crucial aspect linked to the expected exponential growth of space activities in the coming years is the generation of space debris. For this reason, the group is studying the use of satellites in lower orbits than the conventional ones, with the need to use the propulsion to compensate for the increased atmospheric drag. 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