{"page":"<link rel=\"stylesheet\" href=\"https://lessonplanet.com/assets/packs/css/resources-572d6a42.css\" />\n<link rel=\"stylesheet\" href=\"https://lessonplanet.com/assets/packs/css/lp_boclips_stylesheets-f4d0de30.css\" media=\"all\" />\n<div data-title='Explained In 5 Questions: Kepler&#39;s Law of Planetary Motion | Encyclopaedia Britannica' data-url='/boclips/videos/5d56ac902b3b784b879cdb1e' data-video-url='/boclips/videos/5d56ac902b3b784b879cdb1e' id='bo_player_modal'>\n<div class='boclips-resource-page modal-dialog panel-container'>\n<div class='react-notifications-root'></div>\n<div class='rp-header'>\n<div class='rp-type'>\n<i aria-hidden='true' class='fai fa-regular fa-circle-play'></i>\nVideo\n</div>\n<h1 class='rp-title' id='video-title'>\nExplained In 5 Questions: Kepler&#39;s Law of Planetary Motion | Encyclopaedia Britannica\n</h1>\n<div class='rp-actions'>\n<div class='mr-1'>\n<a class=\"btn btn-success\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_link_boclips\" data-remote=\"true\" href=\"/subscription/new\"><span><span>Get Free Access</span><span class=\"\"> for 10 Days</span><span>!</span></span></a>\n</div>\n</div>\n</div>\n<div class='rp-body'>\n<div class='rp-info'>\n<div aria-label='Hide resource details' class='rp-hide-info' role='button' tabindex='0'>&times;</div>\n<i aria-label='Expand resource details' class='rp-expand-info fai fa-solid fa-up-right-and-down-left-from-center' role='button' tabindex='0'></i>\n<i aria-label='Compress resource details' class='rp-compress-info fai fa-solid fa-down-left-and-up-right-to-center' role='button' tabindex='0'></i>\n<div class='rp-rating'>\n<span class='resource-pool'>\n<span class='pool-label'>Publisher:</span>\n<span class='pool-name'>\n<span class='text'><a data-publisher-id=\"30356330\" href=\"/search?publisher_ids%5B%5D=30356330\">Encyclopaedia Britannica</a></span>\n</span>\n</span>\n</div>\n<div class='rp-description'>\n<span class='short-description'>Kepler’s laws of planetary motion describes the motions of the planets in the solar system. Discovered in the 16th century, this law extends to the motions of natural and artificial satellites as well as to unpowered spacecraft in orbit...</span>\n<span class='full-description hide'>Kepler’s laws of planetary motion describes the motions of the planets in the solar system. 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