{"id":245369,"date":"2026-10-14T05:07:20","date_gmt":"2026-10-14T10:07:20","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/10\/planetary-systems-reveal-two-distinct-families-tied-to-their-host-stars"},"modified":"2026-10-14T05:07:20","modified_gmt":"2026-10-14T10:07:20","slug":"planetary-systems-reveal-two-distinct-families-tied-to-their-host-stars","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/10\/planetary-systems-reveal-two-distinct-families-tied-to-their-host-stars","title":{"rendered":"Planetary systems reveal two distinct families tied to their host stars"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/planetary-systems-reveal-two-distinct-families-tied-to-their-host-stars2.jpg\"><\/a><\/p>\n<p>Analyzing a sample of 300 of the best-characterized planetary systems among the more than 1,000 known in the Milky Way, an international research team led by the Italian National Institute for Astrophysics (INAF) has discovered that the multiplanet systems identified so far belong to two distinct \u201cfamilies.\u201d<\/p>\n<p>The study, <a href=\"https:\/\/www.nature.com\/articles\/s41550-026-02990-8\" target=\"_blank\">published<\/a> in <i>Nature Astronomy<\/i>, demonstrates for the first time a true \u201cgenetic link\u201d between the host star and its planets that shapes the birth, dynamical evolution and future stability of the entire planetary system.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Analyzing a sample of 300 of the best-characterized planetary systems among the more than 1,000 known in the Milky Way, an international research team led by the Italian National Institute for Astrophysics (INAF) has discovered that the multiplanet systems identified so far belong to two distinct \u201cfamilies.\u201d The study, published in Nature Astronomy, demonstrates for [\u2026]<\/p>\n","protected":false},"author":396,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[385,412,219,8],"tags":[],"class_list":["post-245369","post","type-post","status-publish","format-standard","hentry","category-evolution","category-genetics","category-physics","category-space"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/245369","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/396"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=245369"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/245369\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=245369"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=245369"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=245369"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}