{"id":22132,"date":"2026-02-06T16:51:52","date_gmt":"2026-02-06T15:51:52","guid":{"rendered":"https:\/\/reperes-astro.fr\/?p=22132"},"modified":"2026-02-06T16:56:29","modified_gmt":"2026-02-06T15:56:29","slug":"des-paysages-lunaires-et-planetaires-a-limprimante-3d","status":"publish","type":"post","link":"https:\/\/reperes-astro.fr\/des-paysages-lunaires-et-planetaires-a-limprimante-3d\/","title":{"rendered":"Des paysages lunaires et plan\u00e9taires \u00e0 l\u2019imprimante 3D"},"content":{"rendered":"\n<p>Dans cette article, Axel et Aurore GUILLERAND, nous partagent des paysages lunaires et plan\u00e9taires \u00e0 l\u2019imprimante 3D r\u00e9alis\u00e9s par leur soins.<\/p>\n\n\n\n<div class=\"wp-block-columns is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n<\/div>\n\n\n\n<p>Le site <a href=\"https:\/\/trek.nasa.gov\/moon\/\"><strong>Moon Trek<\/strong><\/a> de la Nasa permet un survol de la Lune avec votre souris<a href=\"#youtube\" id=\"sdfootnote1anc\"><sup>1<\/sup><\/a>, mais il offre aussi de capturer par \u00ab\u00a0drag and drop\u00a0\u00bb des zones enti\u00e8res afin de les t\u00e9l\u00e9charger au format .stl ou .obj., en vue d\u2019une impression 3d.<\/p>\n\n\n\n<p>Cela est \u00e9galement possible pour les plan\u00e8tes telluriques gr\u00e2ce au site<strong> <a href=\"https:\/\/trek.nasa.gov\/\">Nasa Trek<\/a><\/strong>. Ce dernier inclut par ailleurs quelques lunes importantes et autres ast\u00e9ro\u00efdes\u00a0:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/nasa_trek.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"450\" height=\"413\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/nasa_trek.jpg\" alt=\"\" class=\"wp-image-22137\" style=\"width:350px\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/nasa_trek.jpg 450w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/nasa_trek-300x275.jpg 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/a><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p id=\"youtube\"><strong><a href=\"#sdfootnote1anc\" id=\"sdfootnote1sym\">1<\/a>&#8211;  <a href=\"https:\/\/www.youtube.com\/watch?v=QhY6t28rxAs\">Astronomie \u00e0 la lunette<\/a><\/strong><\/p>\n\n\n\n<p>Il existe bien sur d\u2019autres fichiers pr\u00eats au t\u00e9l\u00e9chargement, sp\u00e9cialement pour les crat\u00e8res lunaires, mais le but ici est de pouvoir choisir sa localisation.<\/p>\n\n\n\n<p>On peut \u00e9galement r\u00e9gler l\u2019exag\u00e9ration du relief, m\u00eame s\u2019il vaut mieux ne pas avoir le curseur trop lourd. La r\u00e9solution est \u00e9galement param\u00e9trable.<\/p>\n\n\n\n<p>Le fichier g\u00e9n\u00e9r\u00e9 repr\u00e9sente plusieurs carr\u00e9s de la cartographie et ne correspond donc pas n\u00e9cessairement \u00e0 ce que l\u2019on souhaitait.<\/p>\n\n\n\n<p>Il suffit alors de le redimensionner, avec par exemple l\u2019appli gratuite \u00ab\u00a0<a href=\"https:\/\/3d-builder.fr.softonic.com\/?utm_source=SEM&amp;utm_medium=paid&amp;utm_campaign=FR_FR_Games_downloads_tp&amp;gad_source=1&amp;gad_campaignid=22822271745&amp;gbraid=0AAAAAC5PVT7QmoX4qw2zRQkumGRRYjlIh&amp;gclid=Cj0KCQiA0p7KBhCkARIsAE6XlakapnX3bo4mMDvVzfHo4NYanOxp-wmWLwDmqVKWjUL1DRiuZi6EyVMaAqtREALw_wcB\"><strong>3d builder<\/strong><\/a>\u00a0\u00bb pour avoir le cadrage voulu. Il est \u00e9galement pr\u00e9f\u00e9rable <a href=\"https:\/\/www.youtube.com\/watch?v=ajJ6se4r1ec\"><strong>d\u2019amincir l\u2019objet<\/strong><\/a> dans sa hauteur afin de ne pas g\u00e2cher du filament, pour ne garder que moins d\u2019un centim\u00e8tre de haut, voire 5 millim\u00e8tres.<\/p>\n\n\n\n<p>Pour l\u2019impression, il n\u2019est pas n\u00e9cessaire d\u2019opter pour des filaments techniques. Le PLA suffit si l\u2019objet imprim\u00e9 sera expos\u00e9 \u00e0 l\u2019int\u00e9rieur et ne subira pas d\u2019humidit\u00e9 ou autres variations de temp\u00e9rature. A l\u2019inverse, on pr\u00e9f\u00e8rera le Petg pour une exposition en ext\u00e9rieur (Nuits des \u00e9toiles\u2026).<\/p>\n\n\n\n<p>Il n\u2019est pas n\u00e9cessaire d\u2019utiliser une imprimante sophistiqu\u00e9e ou de grand format. Les crat\u00e8res lunaires de petite taille sont toujours int\u00e9ressants. Ce qui compte est d\u2019avoir une bonne r\u00e9solution.<\/p>\n\n\n\n<p>Pour notre part, nous avons utilis\u00e9 une <a href=\"https:\/\/fr.elegoo.com\/products\/neptune-4-plus-fdm-3d-printer?gad_source=1&amp;gad_campaignid=22970359832&amp;gbraid=0AAAABBEJcN7QYiPzs_AO949VPfxfR3IHU&amp;gclid=CjwKCAiAv5bMBhAIEiwAqP9GuPOZbcRovLzhDBZf1rsJ_Ydspv43xdYYCpGXMIZRLo8MF7MNiOtEDhoC0r4QAvD_BwE\"><strong>Elegoo Neptune 4 plus<\/strong><\/a> et du PETG couleur ocre et blanc.<\/p>\n\n\n\n<p>Avantage de la m\u00e9thode\u00a0: un tr\u00e8s faible co\u00fbt, car avec un remplissage giro\u00efde \u00e0 15% seulement, on obtient une maquette de Mons Olympus de 30&#215;30 cms en PETG pour environ 5,50 \u20ac.<\/p>\n\n\n\n<p>Son inconv\u00e9nient\u00a0: m\u00eame avec un t\u00e9l\u00e9chargement \u00e0 la r\u00e9solution la plus \u00e9lev\u00e9e, il reste un in\u00e9vitable effet \u00ab\u00a0courbe de niveau\u00a0\u00bb voire des stries d\u2019impression droites et disgracieuses. Contre cela, penser \u00e0 un \u00e9ventuel lissage avec du mastic \u00ab\u00a0<strong><a href=\"https:\/\/www.amazon.fr\/AK00103-Interactive-Modelling-White-Putty\/dp\/B01N2RFGBP\/ref=sr_1_12?dib=eyJ2IjoiMSJ9.H9J8ErEO3N9nbiFNWhK4qdp3na8x8bWZm50-brfg-NVrwXGGeyVEb-3Aa768OdDcdP-8sU56t0ZxZtvYP-wlSpGfBgDxfWsVNcxoRg2rIoUK16rspqd4PSV8pjfOC3Qxkz0Lnq7SqdfXF1CT_hozdrhx7EYHi6zkt9gFozSEaWwG9jn4QGthekhPpc1SpIJQz35R6IueqtPd4eLlvpGrBzNc6_W_8pvfue47pBbMH8i_UR8jp3HlxkhrUFAYQEe55uZT-Q7kR5lJ212AksugSwoJPzGNNKcwOiPB_W77mVc.pHqc7DSq-y9gO2rLtOHs9i8zGbknymdmDrUHAQGpVNY&amp;dib_tag=se&amp;keywords=putty&amp;qid=1766922862&amp;sr=8-12\">Putty<\/a>\u00a0<\/strong>\u00bb pour mod\u00e9lisme. Ou opter pour une impression r\u00e9sine, mais pour des objets plus petits.<\/p>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/impression_3d_2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"450\" height=\"253\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/impression_3d_2.jpg\" alt=\"\" class=\"wp-image-22140\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/impression_3d_2.jpg 450w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/impression_3d_2-300x169.jpg 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/a><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/impression_3d_1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"450\" height=\"253\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/impression_3d_1.jpg\" alt=\"\" class=\"wp-image-22141\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/impression_3d_1.jpg 450w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/impression_3d_1-300x169.jpg 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/a><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<p>Apr\u00e8s impression, pon\u00e7age et \u00e9ventuel \u00e9barbement, il est tr\u00e8s important d\u2019appliquer une couche d\u2019appr\u00eat ou primaire d\u2019une couleur la plus proche possible de la couleur dominante finale. Par exemple, sable de rivi\u00e8re pour Mars, gris souris pour la Lune.<\/p>\n\n\n\n<p>Cette sous-couche permettra l\u2019accrochage des couches suivantes.<\/p>\n\n\n\n<p>Plusieurs solutions sont possibles&nbsp;:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Un primaire de couleur blanche ou grise en spray (Lune et Mercure)<\/li>\n\n\n\n<li>Un <strong><a href=\"https:\/\/www.amazon.fr\/Edding-10050998-Peinture-pulv%C3%A9riser-plastique\/dp\/B00CSLMC0U\/ref=sr_1_1?__mk_fr_FR=%C3%85M%C3%85%C5%BD%C3%95%C3%91&amp;crid=1FK22ZZCBKN60&amp;dib=eyJ2IjoiMSJ9.og3MXHXN5yAiCZvnR_ciX2R68bShY77_AjHc7akFb2tf0Aq37-jVxTjhcaEVRwWvX6BsCOpIcpJ8RIf7Rc4ViiWM8VLtWHnRZwwvhfFhJtblLUaS6gzGe5yBTImb55V21ur--G95jw8U-5WBkLYeahK_2wWbgukpvDj3pwudDTeJhyPq0FBPszMSWJrPR0xeW49MzzerjXgxq_nc8Mgg1EYg6cfAKwAPe39D4lelXvCLlPAPw2iQx9dVrUs2Bsz6sBvjRL_9v72gu-IDruQbSl3GxOnj-z79ao7Y_WpAVDs.r4qjlbpXVkghkPq-Kl3ku5Libe5MNiTYxFafVRH38bE&amp;dib_tag=se&amp;keywords=appret+transparent+edding&amp;qid=1766349029&amp;sprefix=appret+transparent+edding%2Caps%2C114&amp;sr=8-1\">primaire universel transparent<\/a> <\/strong>en spray pour le mod\u00e9lisme,<\/li>\n\n\n\n<li>Le <a href=\"https:\/\/www.amazon.fr\/P%C3%A9b%C3%A9o-Gesso-Studio-Peinture-Blanc\/dp\/B00LX50VGY\/ref=sr_1_1_sspa?crid=2YAP9WF07A8K5&amp;dib=eyJ2IjoiMSJ9.s4GLqnOhwBIWOoEP7vIU5m4cR9b-APwxNym42VrTHS9Jm5FOb17h4cTZL9cvXTqssurH2WPBUiB-ZRJP4xZQo1zjQ11vqpEm1nMH8CllJTs43cWOA3yPYqzKpT6GKKRNdJb6or5XUBYHQ35HhVeN3NQT13_6lcBlsrCX4tDtrlFJI5xMhGqIT4WHVqUVNQSNJgPz9YHY7pWmxpoDiP116aVxUJANwKrIyRxgTSbCskr7XbA1KN86XjsoNIXYW8oYg_EXMpkjWlgdUmdLkRVIuIeZ2OQtNPnpGEv6nBmpsZY._tWmPmctf65xXqIsc2IzvR6sM2oDbmDKcgCoFX2lBcg&amp;dib_tag=se&amp;keywords=gesso+blanc&amp;qid=1767094599&amp;rdc=1&amp;sprefix=gesso%2Caps%2C482&amp;sr=8-1-spons&amp;aref=oEJy6LYWe8&amp;sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY&amp;psc=1\"><strong>Gesso blanc<\/strong><\/a>, vendu sous plusieurs marques et que nous avons retenu. C\u2019est un produit multisupport et qui peut \u00eatre teint\u00e9. En outre, on peut doser son \u00e9paisseur s\u2019il reste des d\u00e9fauts d\u2019impression \u00e0 estomper et que la peinture ne masquera jamais.<\/li>\n<\/ul>\n\n\n\n<p>Un fois l\u2019appr\u00eat r\u00e9alis\u00e9, on passe donc \u00e0 la mise en peinture.<\/p>\n\n\n\n<p>Pour cela, l\u2019acrylique se r\u00e9v\u00e8le parfaitement adapt\u00e9e. Elle est \u00e0 la fois tr\u00e8s couvrante tout en se pr\u00eatant bien aux m\u00e9langes.<\/p>\n\n\n\n<p>On peut peindre aussi bien avec des couleurs toutes pr\u00eates en tubes pour maquettes, ou pr\u00e9f\u00e9rer faire ses m\u00e9langes.<\/p>\n\n\n\n<p>On peut peindre au pinceau comme \u00e0 l\u2019a\u00e9rographe.<\/p>\n\n\n\n<p>Comme toute peinture, qu\u2019elle soit \u00e0 l\u2019huile, gouache ou acrylique, le travail de d\u00e9grad\u00e9 et d\u2019estompe s\u2019effectue directement sur le support, pour cela la technique des ma\u00eetres flamands et italiens r\u00e9v\u00e8le tout le g\u00e9nie de ce principe par effet de couches.<\/p>\n\n\n\n<p>En cela et comme on l\u2019a dit, la n\u00e9cessit\u00e9 de choisir un filament de la couleur de la plan\u00e8te que l\u2019on souhaite imprimer a toute son importance.<\/p>\n\n\n\n<p>Le principe \u00e9tant que la couleur du dessous r\u00e9v\u00e8le et renforce la couleur du dessus, elle en donne l\u2019\u00e9clat et la durabilit\u00e9.<\/p>\n\n\n\n<p>C\u2019est un travail tr\u00e8s gratifiant lorsque l\u2019on voit la couleur prendre vie et donner tout le relief de la Lune, de Mars, Mercure\u2026<\/p>\n\n\n\n<p>Pour la finition et pour mettre en valeur son objet, une ou deux couches l\u00e9g\u00e8res de vernis mat en spray prot\u00e8geront pour longtemps.<\/p>\n\n\n\n<p>On peut coller l\u2019objet sur une plaque de contreplaqu\u00e9, une feutrine, l\u2019accrocher \u00e0 un mur, etc\u2026Cela en fait aussi un cadeau personnel et pas cher pour un ami astronome amateur. Ou encore un support p\u00e9dagogique.<\/p>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:46%\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/comparatif_taille.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"755\" height=\"500\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/comparatif_taille.jpg\" alt=\"\" class=\"wp-image-22142\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/comparatif_taille.jpg 755w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/comparatif_taille-300x199.jpg 300w\" sizes=\"auto, (max-width: 755px) 100vw, 755px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:54%\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/resultat_imprimante_3d.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"888\" height=\"500\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/resultat_imprimante_3d.jpg\" alt=\"paysages lunaires plan\u00e9taires imprimante\" class=\"wp-image-22143\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/resultat_imprimante_3d.jpg 888w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/resultat_imprimante_3d-300x169.jpg 300w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/resultat_imprimante_3d-768x432.jpg 768w\" sizes=\"auto, (max-width: 888px) 100vw, 888px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<p>Alors, \u00e0 vos pinceaux&nbsp;!<\/p>\n\n\n\n<p class=\"has-text-align-right\"><strong>Aurore et Axel Guillerand<\/strong>.<\/p>\n\n\n\n<div class=\"wp-block-columns is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n<\/div>\n\n\n\n<p>Et voici quelques comparatifs entre images r\u00e9elles et impressions 3D.<\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline;\">Le Mont Olympus<\/span> :<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Olympus_Mons_alt.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"466\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Olympus_Mons_alt.jpg\" alt=\"\" class=\"wp-image-22145\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Olympus_Mons_alt.jpg 500w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Olympus_Mons_alt-300x280.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><figcaption class=\"wp-element-caption\">Originale<\/figcaption><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260103_094115-e1770392333391.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"497\" height=\"450\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260103_094115-e1770392333391.jpg\" alt=\"paysages lunaires plan\u00e9taires imprimante\" class=\"wp-image-22148\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260103_094115-e1770392333391.jpg 497w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260103_094115-e1770392333391-300x272.jpg 300w\" sizes=\"auto, (max-width: 497px) 100vw, 497px\" \/><\/a><figcaption class=\"wp-element-caption\">Impression 3D<\/figcaption><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline;\">Le Crat\u00e8re Rachmaninoff<\/span> :<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Rachmaninoff_crater_closeup.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"507\" height=\"500\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Rachmaninoff_crater_closeup.jpg\" alt=\"\" class=\"wp-image-22146\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Rachmaninoff_crater_closeup.jpg 507w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Rachmaninoff_crater_closeup-300x296.jpg 300w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Rachmaninoff_crater_closeup-80x80.jpg 80w\" sizes=\"auto, (max-width: 507px) 100vw, 507px\" \/><\/a><figcaption class=\"wp-element-caption\">Originale<\/figcaption><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260201_173316-e1770392258652.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"429\" height=\"429\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260201_173316-e1770392258652.jpg\" alt=\"paysages lunaires plan\u00e9taires imprimante\" class=\"wp-image-22149\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260201_173316-e1770392258652.jpg 429w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260201_173316-e1770392258652-300x300.jpg 300w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260201_173316-e1770392258652-150x150.jpg 150w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260201_173316-e1770392258652-80x80.jpg 80w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260201_173316-e1770392258652-320x320.jpg 320w\" sizes=\"auto, (max-width: 429px) 100vw, 429px\" \/><\/a><figcaption class=\"wp-element-caption\">Impression 3D<\/figcaption><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline;\">Le Golfe des Iris<\/span> :<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center is-not-stacked-on-mobile is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Golfe-des-Iris-Capture-decran-2026-01-25-144156.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"497\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Golfe-des-Iris-Capture-decran-2026-01-25-144156.jpg\" alt=\"\" class=\"wp-image-22147\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Golfe-des-Iris-Capture-decran-2026-01-25-144156.jpg 500w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Golfe-des-Iris-Capture-decran-2026-01-25-144156-300x298.jpg 300w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Golfe-des-Iris-Capture-decran-2026-01-25-144156-150x150.jpg 150w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/Golfe-des-Iris-Capture-decran-2026-01-25-144156-80x80.jpg 80w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><figcaption class=\"wp-element-caption\">Originale<\/figcaption><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260126_114405-rotated-e1770392394576.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"391\" height=\"395\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260126_114405-rotated-e1770392394576.jpg\" alt=\"paysages lunaires plan\u00e9taires imprimante\" class=\"wp-image-22150\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260126_114405-rotated-e1770392394576.jpg 391w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260126_114405-rotated-e1770392394576-297x300.jpg 297w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2026\/02\/20260126_114405-rotated-e1770392394576-80x80.jpg 80w\" sizes=\"auto, (max-width: 391px) 100vw, 391px\" \/><\/a><figcaption class=\"wp-element-caption\">Impression 3D<\/figcaption><\/figure>\n<\/div><\/div>\n<\/div>\n<div class=\"pvc_clear\"><\/div><p id=\"pvc_stats_22132\" class=\"pvc_stats all  \" data-element-id=\"22132\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p><div class=\"pvc_clear\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Dans cette article, Axel et Aurore GUILLERAND, nous partagent des paysages lunaires et plan\u00e9taires \u00e0 l\u2019imprimante 3D r\u00e9alis\u00e9s par leur soins.&#46;&#46;&#46;<\/p>\n<div class=\"pvc_clear\"><\/div>\n<p id=\"pvc_stats_22132\" class=\"pvc_stats all  \" data-element-id=\"22132\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"author":11,"featured_media":22143,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,116,49],"tags":[],"class_list":["post-22132","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-documentation","category-outils","category-informations-a-destination-des-enseignants-et-des-animateurs"],"yoast_head":"<title>Des paysages lunaires et plan\u00e9taires \u00e0 l\u2019imprimante 3D - Rep\u00e8res Astro<\/title>\n<meta name=\"description\" content=\"Dans cette article, Axel et Aurore GUILLERAND, nous partagent des paysages lunaires et plan\u00e9taires \u00e0 l\u2019imprimante 3D r\u00e9alis\u00e9s par leur soins.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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