{"id":2004,"date":"2024-08-18T16:49:15","date_gmt":"2024-08-18T16:49:15","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=2004"},"modified":"2024-08-18T16:49:15","modified_gmt":"2024-08-18T16:49:15","slug":"nasa-delays-mars-insight-probe-launch-by-more-than-two-years","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/ro\/science\/planetary-science\/nasa-delays-mars-insight-probe-launch-by-more-than-two-years\/","title":{"rendered":"NASA am\u00e2n\u0103 lansarea sondei Mars InSight cu peste doi ani"},"content":{"rendered":"<h2 class=\"wp-block-heading\">NASA am\u00e2n\u0103 lansarea sondei Mars InSight cu mai mult de doi ani<\/h2>\n\n<h2 class=\"wp-block-heading\">Probleme tehnice for\u021beaz\u0103 am\u00e2narea<\/h2>\n\n<p>Programat\u0103 ini\u021bial s\u0103 fie lansat\u0103 la sf\u00e2r\u0219itul acestei luni, sonda Mars InSight a NASA a fost am\u00e2nat\u0103 cu mai mult de doi ani din cauza unor probleme persistente cu seismometrul s\u0103u. Inginerii au descoperit probleme critice cu sigiliul \u00een vid al instrumentului, esen\u021bial pentru protejarea senzorilor sensibili de mediul dur mar\u021bian.<\/p>\n\n<h2 class=\"wp-block-heading\">Am\u00e2n\u0103ri \u0219i repara\u021bii<\/h2>\n\n<p>Misiunea InSight \u00ee\u0219i propune s\u0103 m\u0103soare activitatea seismic\u0103 din ad\u00e2ncurile lui Marte pentru a ob\u021bine informa\u021bii despre formarea \u0219i structura interioar\u0103 a planetei. Cu toate acestea, scurgerile din sigiliul \u00een vid al seismometrului au for\u021bat NASA s\u0103 am\u00e2ne lansarea p\u00e2n\u0103 \u00een mai 2018. Inginerii de la NASA \u0219i agen\u021bia spa\u021bial\u0103 francez\u0103 CNES, care a fabricat instrumentul, lucreaz\u0103 la reproiectarea \u0219i construirea unui nou sigiliu.<\/p>\n\n<h2 class=\"wp-block-heading\">Semnifica\u021bie \u0219tiin\u021bific\u0103<\/h2>\n\n<p>\u00cen ciuda \u00eent\u00e2rzierilor, oficialii NASA r\u0103m\u00e2n optimi\u0219ti cu privire la valoarea \u0219tiin\u021bific\u0103 a misiunii. Sonda InSight con\u021bine trei seismometre at\u00e2t de sensibile \u00eenc\u00e2t pot detecta mi\u0219c\u0103ri la fel de mici ca o frac\u021biune dintr-un atom de hidrogen. Aceste date vor furniza informa\u021bii valoroase despre interiorul lui Marte, inclusiv despre crust\u0103, manta \u0219i nucleu.<\/p>\n\n<h2 class=\"wp-block-heading\">Implica\u021bii financiare<\/h2>\n\n<p>\u00cent\u00e2rzierea \u0219i repara\u021biile ar putea ajunge s\u0103 coste NASA \u00eenc\u0103 150 de milioane de dolari, aduc\u00e2nd bugetul total la maximum 675 de milioane de dolari. Oficialii NASA nu au exclus posibilitatea anul\u0103rii misiunii, dar pentru moment InSight r\u0103m\u00e2ne pe drumul cel bun pentru c\u0103l\u0103toria sa c\u0103tre Marte.<\/p>\n\n<h2 class=\"wp-block-heading\">Obiectivele misiunii<\/h2>\n\n<p>Sonda Mars InSight va efectua mai multe investiga\u021bii \u0219tiin\u021bifice cheie:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>M\u0103surarea activit\u0103\u021bii seismice pentru a determina structura interioar\u0103 a planetei<\/li>\n<li>Studierea fluxului de c\u0103ldur\u0103 al planetei pentru a \u00een\u021belege evolu\u021bia sa termic\u0103<\/li>\n<li>Investigarea rota\u021biei planetei pentru a determina dimensiunea \u0219i compozi\u021bia nucleului s\u0103u<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Provoc\u0103ri \u0219i solu\u021bii<\/h2>\n\n<p>Misiunea InSight se confrunt\u0103 cu mai multe provoc\u0103ri, inclusiv mediul dur mar\u021bian, necesitatea unor m\u0103sur\u0103tori precise \u0219i timpul lung de c\u0103l\u0103torie c\u0103tre Marte. Inginerii au dezvoltat solu\u021bii inovatoare pentru a dep\u0103\u0219i aceste provoc\u0103ri, cum ar fi un scut termic pentru a proteja sonda de temperaturile extreme, un sistem de aterizare de precizie pentru a asigura o aterizare sigur\u0103 \u0219i un generator termoelectric cu izotopi radioactivi pentru a furniza energie.<\/p>\n\n<h2 class=\"wp-block-heading\">Impact \u0219tiin\u021bific<\/h2>\n\n<p>Se preconizeaz\u0103 c\u0103 misiunea Mars InSight va aduce contribu\u021bii semnificative la \u00een\u021belegerea noastr\u0103 despre Marte \u0219i alte planete st\u00e2ncoase din sistemul nostru solar. Studiind structura interioar\u0103, fluxul de c\u0103ldur\u0103 \u0219i rota\u021bia planetei, oamenii de \u0219tiin\u021b\u0103 sper\u0103 s\u0103 ob\u021bin\u0103 informa\u021bii despre formarea \u0219i evolu\u021bia acestor corpuri cere\u0219ti.<\/p>\n\n<h2 class=\"wp-block-heading\">Implicarea publicului<\/h2>\n\n<p>NASA este angajat\u0103 s\u0103 implice publicul \u00een misiunea Mars InSight. Prin programe educa\u021bionale, resurse online \u0219i activit\u0103\u021bi de socializare, agen\u021bia \u00ee\u0219i propune s\u0103 \u00eemp\u0103rt\u0103\u0219easc\u0103 entuziasmul explor\u0103rii spa\u021biale \u0219i s\u0103 inspire urm\u0103toarea genera\u021bie de oameni de \u0219tiin\u021b\u0103 \u0219i ingineri.<\/p>","protected":false},"excerpt":{"rendered":"<p>NASA am\u00e2n\u0103 lansarea sondei Mars InSight cu mai mult de doi ani Probleme tehnice for\u021beaz\u0103 am\u00e2narea Programat\u0103 ini\u021bial s\u0103 fie lansat\u0103 la sf\u00e2r\u0219itul acestei luni, sonda Mars InSight a NASA&hellip;<\/p>\n","protected":false},"author":6,"featured_media":24066,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[985],"tags":[434,811,473,4270,815],"class_list":["post-2004","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-planetary-science","tag-space-exploration","tag-mars","tag-nasa","tag-seismology","tag-planetary-science"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/2004","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/comments?post=2004"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/2004\/revisions"}],"predecessor-version":[{"id":2005,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/2004\/revisions\/2005"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/media\/24066"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/media?parent=2004"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/categories?post=2004"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/tags?post=2004"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}