{"id":21307,"date":"2020-09-10T17:00:00","date_gmt":"2020-09-10T15:00:00","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=21307"},"modified":"2025-01-30T17:42:50","modified_gmt":"2025-01-30T16:42:50","slug":"un-scientifique-finance-par-la-nasa-affirme-quun-nouveau-propulseur-pourrait-sapprocher-de-la-vitesse-de-la-lumiere","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/un-scientifique-finance-par-la-nasa-affirme-quun-nouveau-propulseur-pourrait-sapprocher-de-la-vitesse-de-la-lumiere\/","title":{"rendered":"Un scientifique financ\u00e9 par la NASA affirme qu&rsquo;un nouveau propulseur pourrait s&rsquo;approcher de la vitesse de la lumi\u00e8re"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>Il dit que son \u00ab\u00a0MEGA drive\u00a0\u00bb pourrait permettre le vol spatial vers les syst\u00e8mes stellaires voisins &#8211; parce que, miraculeusement, il n&rsquo;a pas besoin de propulseur.<\/p>\n<p>Survivant d&rsquo;un cancer du poumon \u00e0 80 ans au California State University, <img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"21311\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/un-scientifique-finance-par-la-nasa-affirme-quun-nouveau-propulseur-pourrait-sapprocher-de-la-vitesse-de-la-lumiere\/jim-woodward\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/Jim-Woodward.jpg?fit=194%2C259&amp;ssl=1\" data-orig-size=\"194,259\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Jim Woodward\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/Jim-Woodward.jpg?fit=194%2C259&amp;ssl=1\" class=\"size-full wp-image-21311 alignleft\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/Jim-Woodward.jpg?resize=194%2C259&#038;ssl=1\" alt=\"\" width=\"194\" height=\"259\"\/>Jim Woodward, professeur \u00e9m\u00e9rite de physique \u00e0 Fullerton, a une id\u00e9e hors du commun pour permettre aux vaisseaux spatiaux de voyager vers les syst\u00e8mes stellaires voisins : de minuscules cristaux qui vibrent des dizaines de milliers de fois par seconde lorsqu&rsquo;un courant \u00e9lectrique est appliqu\u00e9.<\/p>\n<p>Son invention, baptis\u00e9e MEGA (entra\u00eenement \u00e0 assistance gravitationnelle \u00e0 effet Mach), fait la promesse extraordinaire d&rsquo;un syst\u00e8me de propulsion qui ne repose que sur une source d&rsquo;\u00e9lectricit\u00e9 &#8211; pas de combustible de combustion lourd n\u00e9cessaire, comme&nbsp;<em>le<\/em>&nbsp;rapporte&nbsp;<em>Wired<\/em> dans une nouvelle fonctionnalit\u00e9 fascinante.<\/p>\n<p>L&rsquo;id\u00e9e est d&rsquo;acc\u00e9l\u00e9rer lentement, mais sur une tr\u00e8s longue p\u00e9riode de temps.&nbsp;Selon Woodward, un vaisseau spatial avec un entra\u00eenement MEGA pourrait \u00e9ventuellement atteindre des vitesses approchant la vitesse de la lumi\u00e8re, avec l&rsquo;aide d&rsquo;un r\u00e9acteur nucl\u00e9aire embarqu\u00e9 pour fournir des d\u00e9cennies d&rsquo;\u00e9nergie \u00e9lectrique.<\/p>\n<p>Le lecteur MEGA repose sur le principe de Mach, nomm\u00e9 par Albert Einstein lui-m\u00eame, qui pr\u00e9tend que l&rsquo;inertie est li\u00e9e \u00e0 des effets gravitationnels lointains.&nbsp;Lorsque l&rsquo;\u00e9nergie d&rsquo;un objet change, la question m\u00eame de l&rsquo;espace et du temps change \u00e9galement autour de lui, une interpr\u00e9tation controvers\u00e9e du c\u00e9l\u00e8bre principe d&rsquo;\u00e9quivalence masse-\u00e9nergie d&rsquo;Einstein E = mc\u00b2.<\/p><div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"2\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"21310\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/un-scientifique-finance-par-la-nasa-affirme-quun-nouveau-propulseur-pourrait-sapprocher-de-la-vitesse-de-la-lumiere\/mega-de-woodward\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/MEGA-de-Woodward.jpg?fit=1080%2C1080&amp;ssl=1\" data-orig-size=\"1080,1080\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"MEGA de Woodward\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/MEGA-de-Woodward.jpg?fit=800%2C800&amp;ssl=1\" class=\"wp-image-21310 aligncenter\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/MEGA-de-Woodward.jpg?resize=652%2C652&#038;ssl=1\" alt=\"\" width=\"652\" height=\"652\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/MEGA-de-Woodward.jpg?w=1080&amp;ssl=1 1080w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/MEGA-de-Woodward.jpg?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/MEGA-de-Woodward.jpg?resize=800%2C800&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/MEGA-de-Woodward.jpg?resize=768%2C768&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/MEGA-de-Woodward.jpg?resize=144%2C144&amp;ssl=1 144w\" sizes=\"auto, (max-width: 652px) 100vw, 652px\" \/>En d&rsquo;autres termes, selon&nbsp;<em>Wired<\/em>, si une partie d&rsquo;un objet &#8211; dans le cas du lecteur MEGA, des parties de minuscules disques pi\u00e9zo\u00e9lectriques &#8211; devaient changer simultan\u00e9ment sa masse et son \u00e9tat d&rsquo;\u00e9nergie, il pourrait th\u00e9oriquement commencer \u00e0 acc\u00e9l\u00e9rer.<\/p>\n<p>Le travail de Woodward sur MEGA est en cours depuis plus de trente ans. Il a m\u00eame re\u00e7u un financement dans le cadre du programme Innovative Advanced Concepts de la NASA en 2017.<\/p>\n<p>Avec la subvention, Woodward et ses collaborateurs ont m\u00eame con\u00e7u un vaisseau spatial conceptuel non \u00e9quip\u00e9 appel\u00e9 SSI Lambda, un engin d&rsquo;apparence inhabituelle qui abrite un ensemble d&rsquo;environ 1 500 lecteurs MEGA \u00e0 plus grande \u00e9chelle.<\/p>\n<p>Plus r\u00e9cemment, le dernier disque MEGA de Woodward a produit beaucoup plus de pouss\u00e9e que tous ses prototypes pr\u00e9c\u00e9dents.<\/p>\n<p>\u00abJ&rsquo;ai \u00e9t\u00e9 choqu\u00e9 par l&rsquo;\u00e9norme augmentation de la force mesur\u00e9e\u00bb, a d\u00e9clar\u00e9 Hal Fearn, proche collaborateur et physicien de la California State University, Fullerton, \u00e0&nbsp;<em>Wired<\/em>&nbsp;.<\/p>\n<p>Pourtant, d&rsquo;autres chercheurs sont encore sceptiques quant au nouveau dispositif.<\/p>\n<p>\u00abJe dirais qu&rsquo;il y a entre 1 chance sur 10 et 1 sur 10 000 000 que ce soit r\u00e9el, et probablement vers l&rsquo;extr\u00e9mit\u00e9 sup\u00e9rieure de ce spectre\u00bb, a d\u00e9clar\u00e9 Mike McDonald, ing\u00e9nieur a\u00e9rospatial au Naval Research Laboratory dans le Maryland.<\/p>\n<p>\u00abMais imaginez cette chance;&nbsp;ce serait incroyable \u00bb, a-t-il ajout\u00e9.&nbsp;\u00abC&rsquo;est pourquoi nous effectuons un travail \u00e0 haut risque et tr\u00e8s r\u00e9mun\u00e9rateur.&nbsp;C&rsquo;est pourquoi nous faisons de la science. \u00bb<\/p>\n<p>Woodward et Fearn pr\u00e9voient maintenant d&rsquo;envoyer un appareil de d\u00e9monstration en orbite pour tester ses performances dans l&rsquo;espace.<\/p>\n<p>Adaptation <a href=\"https:\/\/www.laterredufutur.com\/accueil\/\">Terra Projects<\/a><\/p>\n<p>source : <a href=\"https:\/\/futurism.com\/nasa-funded-scientist-new-thruster-light-speed\">https:\/\/futurism.com\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"21307\">(754)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Il dit que son \u00ab\u00a0MEGA drive\u00a0\u00bb pourrait permettre le vol spatial vers les syst\u00e8mes stellaires voisins &#8211; parce que, miraculeusement,&#8230;<\/p>\n","protected":false},"author":1,"featured_media":21313,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"Un scientifique financ\u00e9 par la #NASA affirme qu'un nouveau propulseur pourrait s'approcher de la #vitesse de la \"lumi\u00e8re @laterredufutur.com Terra Projects","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[8194],"tags":[117,7468,119,4332],"class_list":["post-21307","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technologie","tag-espace","tag-jim-woodward","tag-nasa","tag-vitesse-lumiere","wpcat-8194-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/vitesse-lumiere.jpg?fit=950%2C568&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-5xF","jetpack-related-posts":[{"id":22152,"url":"https:\/\/www.laterredufutur.com\/accueil\/vers-linfini-et-au-dela-un-nouveau-propulseur-photonique-spatial-nouvelle-innovation-pour-un-voyage-proche-de-la-vitesse-lumiere\/","url_meta":{"origin":21307,"position":0},"title":"Vers l&rsquo;infini et au-del\u00e0, un nouveau propulseur photonique spatial, nouvelle innovation pour un voyage proche de la vitesse lumi\u00e8re","author":"Admin","date":"16 mars 2021","format":false,"excerpt":"Imaginez que le voyage vers Mars ne dure plus 6 mois mais un seul, voire 3 jours avec un petit vaisseau sans \u00eatre humain \u00e0 bord... En d\u00e9cuplant notre vitesse de croisi\u00e8re, Pluton ne serait plus qu'\u00e0 quelques mois et le syst\u00e8me de l'\u00e9toile Proxima du Centaure \u00e0 quelques ann\u00e9es...\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/03\/voyagae-spatial-photonique.jpg?fit=1200%2C750&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/03\/voyagae-spatial-photonique.jpg?fit=1200%2C750&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/03\/voyagae-spatial-photonique.jpg?fit=1200%2C750&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/03\/voyagae-spatial-photonique.jpg?fit=1200%2C750&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/03\/voyagae-spatial-photonique.jpg?fit=1200%2C750&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":6391,"url":"https:\/\/www.laterredufutur.com\/accueil\/selon-la-nasa-nous-serions-de-plus-en-plus-pres-dun-voyage-interplanetaire\/","url_meta":{"origin":21307,"position":1},"title":"Selon la NASA, nous serions de plus en plus pr\u00e8s d\u2019un voyage interplan\u00e9taire","author":"Admin","date":"5 mai 2015","format":false,"excerpt":"Les scientifiques de la NASA affirme avoir test\u00e9 avec succ\u00e8s un moteur appel\u00e9 \u201cpropulseur \u00e9lectromagn\u00e9tique\u201d (propulseur EM). Les essais ont \u00e9t\u00e9 r\u00e9alis\u00e9s dans un syst\u00e8me \u00e0 vide, question de reproduire les conditions de l\u2019espace. Selon les \u00e9valuations des tests, le propulseur EM pourrait transporter un \u00e9quipage humain sur Mars en\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/star_trek.jpg?fit=1024%2C768&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/star_trek.jpg?fit=1024%2C768&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/star_trek.jpg?fit=1024%2C768&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/star_trek.jpg?fit=1024%2C768&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":9305,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-propulsion-em-drive-enfin-demontree\/","url_meta":{"origin":21307,"position":2},"title":"La propulsion EM Drive en vue ?","author":"Admin","date":"24 novembre 2015","format":false,"excerpt":"La NASA a annonc\u00e9 qu'elle avait test\u00e9 un nouveau syst\u00e8me de propulsion sans carburant qui pourrait permettre de se rendre sur la Lune en quatre heures seulement. Cette technologie inspir\u00e9e du \"Warp Drive\" de la s\u00e9rie Star Trek serait \u00e0 m\u00eame de d\u00e9passer la vitesse de la lumi\u00e8re. Les scientifiques\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/11\/emdrive.jpg?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/11\/emdrive.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/11\/emdrive.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/11\/emdrive.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/11\/emdrive.jpg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":19943,"url":"https:\/\/www.laterredufutur.com\/accueil\/serions-nous-a-portee-de-la-decouverte-dun-voyage-proche-de-la-vitesse-de-la-lumiere\/","url_meta":{"origin":21307,"position":3},"title":"Serions nous \u00e0 port\u00e9e de la d\u00e9couverte d&rsquo;un voyage proche de la vitesse de la lumi\u00e8re ?","author":"Admin","date":"18 novembre 2019","format":false,"excerpt":"Le \u00abmoteur h\u00e9lico\u00efdal\u00bb de l'ing\u00e9nieur de la NASA pourrait violer les lois de la physique. Pour chaque action, il y a une r\u00e9action: c'est le principe sur lequel toutes les fus\u00e9es spatiales op\u00e8rent, faisant exploser le propulseur dans une direction pour se d\u00e9placer dans l'autre. Mais un ing\u00e9nieur de la\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/vitesse-lumiere.jpg?fit=1024%2C576&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/vitesse-lumiere.jpg?fit=1024%2C576&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/vitesse-lumiere.jpg?fit=1024%2C576&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/10\/vitesse-lumiere.jpg?fit=1024%2C576&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":15640,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-concept-du-train-spatial-pourrait-amener-lhomme-sur-mars-en-seulement-37-heures\/","url_meta":{"origin":21307,"position":4},"title":"Le concept du train spatial pourrait amener l&rsquo;homme sur Mars en seulement 37 heures","author":"Admin","date":"3 septembre 2017","format":false,"excerpt":"Le solar express, nouveau concept de transport spatial, pourrait transporter les humains et du mat\u00e9riel vers Mars en quelques heures seulement. En effet, cet \u00e9tonnant \u00ab train spatial \u00bb voyagerait sur une route \u00e0 grande vitesse sans fin, ce qui signifie qu\u2019il ne ralentirait jamais. \u00ab Il ne s\u2019arr\u00eaterait jamais,\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/08\/train-spatial.jpg?fit=962%2C512&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/08\/train-spatial.jpg?fit=962%2C512&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/08\/train-spatial.jpg?fit=962%2C512&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/08\/train-spatial.jpg?fit=962%2C512&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":23627,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-scientifique-en-chef-de-la-nasa-qui-prend-sa-retraite-affirme-que-nous-pouvons-terraformer-mars-et-peut-etre-aussi-venus\/","url_meta":{"origin":21307,"position":5},"title":"Le scientifique en chef de la NASA, qui prend sa retraite, affirme que nous pouvons terraformer Mars et peut-\u00eatre aussi V\u00e9nus","author":"Admin","date":"9 janvier 2022","format":false,"excerpt":"Jim Green, scientifique en chef de la NASA, a annonc\u00e9 sa retraite apr\u00e8s avoir pr\u00e9sent\u00e9 un plan pour terraformer Mars, annon\u00e7ait le New York Times le 2 janvier 2021. Il est en fonction au sein de l\u2019Agence spatiale am\u00e9ricaine depuis pr\u00e8s de quatre d\u00e9cennies. Il travaille au sein de l\u2019agence\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/08\/venus-terre-mars-habitable.jpg?fit=965%2C466&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/08\/venus-terre-mars-habitable.jpg?fit=965%2C466&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/08\/venus-terre-mars-habitable.jpg?fit=965%2C466&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/08\/venus-terre-mars-habitable.jpg?fit=965%2C466&ssl=1&resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/21307","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=21307"}],"version-history":[{"count":5,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/21307\/revisions"}],"predecessor-version":[{"id":21316,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/21307\/revisions\/21316"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/21313"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=21307"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=21307"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=21307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}