{"id":748,"date":"2026-05-31T21:50:21","date_gmt":"2026-05-31T20:50:21","guid":{"rendered":"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/?page_id=748"},"modified":"2026-05-31T21:50:22","modified_gmt":"2026-05-31T20:50:22","slug":"welcome","status":"publish","type":"page","link":"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/en\/welcome\/","title":{"rendered":"Welcome"},"content":{"rendered":"\n<div class=\"wp-block-media-text is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"965\" height=\"1024\" src=\"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/files\/2026\/05\/Portrait_2020_extrait-1-965x1024.jpg\" alt=\"\" class=\"wp-image-680 size-full\" srcset=\"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/files\/2026\/05\/Portrait_2020_extrait-1-965x1024.jpg 965w, https:\/\/sites.lesia.obspm.fr\/pierre-lena\/files\/2026\/05\/Portrait_2020_extrait-1-283x300.jpg 283w, https:\/\/sites.lesia.obspm.fr\/pierre-lena\/files\/2026\/05\/Portrait_2020_extrait-1-768x815.jpg 768w, https:\/\/sites.lesia.obspm.fr\/pierre-lena\/files\/2026\/05\/Portrait_2020_extrait-1-1448x1536.jpg 1448w, https:\/\/sites.lesia.obspm.fr\/pierre-lena\/files\/2026\/05\/Portrait_2020_extrait-1-1930x2048.jpg 1930w\" sizes=\"auto, (max-width: 965px) 100vw, 965px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p>Pierre L\u00e9na, born in 1937, is a <strong>French astrophysicist<\/strong>, former student of the \u00c9cole normale sup\u00e9rieure, Emeritus <strong>Professor <\/strong>(Observatoire de Paris-PSL &amp; Universit\u00e9 Paris-Cit\u00e9). His scientific work accompanied the emergence of i<strong>nfrared astronomy<\/strong>, developing observation from telescopes on Earth, in aircrafts and spaceborne. In search of <strong>high-resolution images<\/strong>, he was one of the architects of the European Very Large Telescope in Chile, with <strong>interferometry<\/strong> and <strong>adaptive optics<\/strong>. Elected to the Acad\u00e9mie des sciences in 1991, committed to <strong>science education<\/strong>, he joined physicists Georges Charpak &amp; Yves Qu\u00e9r\u00e9 to create <em><strong>La main \u00e0 la p\u00e2te<\/strong> <\/em>in 1995. He chaired this Foundation (2011-2014) and then created the <strong>Office for Climate Education<\/strong> in 2018. Pierre L\u00e9na has four children and twelve grandchildren.<\/p>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Pierre L\u00e9na, born in 1937, is a French astrophysicist, former student of the \u00c9cole normale sup\u00e9rieure, Emeritus Professor (Observatoire de Paris-PSL &amp; Universit\u00e9 Paris-Cit\u00e9). His scientific work accompanied the emergence of infrared astronomy, developing observation from telescopes on Earth, in &hellip; <a href=\"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/en\/welcome\/\">Continuer la lecture <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":25,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-748","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/wp-json\/wp\/v2\/pages\/748","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/wp-json\/wp\/v2\/users\/25"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/wp-json\/wp\/v2\/comments?post=748"}],"version-history":[{"count":2,"href":"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/wp-json\/wp\/v2\/pages\/748\/revisions"}],"predecessor-version":[{"id":750,"href":"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/wp-json\/wp\/v2\/pages\/748\/revisions\/750"}],"wp:attachment":[{"href":"https:\/\/sites.lesia.obspm.fr\/pierre-lena\/wp-json\/wp\/v2\/media?parent=748"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}