{"id":43390,"date":"2021-12-30T10:00:00","date_gmt":"2021-12-30T13:00:00","guid":{"rendered":"https:\/\/www.ufrgs.br\/amlef\/?p=43390"},"modified":"2021-12-30T13:54:05","modified_gmt":"2021-12-30T16:54:05","slug":"revisao-qual-e-o-nosso-lugar-no-universo","status":"publish","type":"post","link":"https:\/\/www.ufrgs.br\/amlef\/2021\/12\/30\/revisao-qual-e-o-nosso-lugar-no-universo\/","title":{"rendered":"Revis\u00e3o: Qual \u00e9 o nosso lugar no Universo?"},"content":{"rendered":"\n<figure class=\"wp-block-image alignwide size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2048\" height=\"621\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/2048px-Milky_Way_Arch.jpg\" alt class=\"wp-image-43392\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/2048px-Milky_Way_Arch.jpg 2048w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/2048px-Milky_Way_Arch-300x91.jpg 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/2048px-Milky_Way_Arch-1024x311.jpg 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/2048px-Milky_Way_Arch-768x233.jpg 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/2048px-Milky_Way_Arch-1536x466.jpg 1536w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/2048px-Milky_Way_Arch-205x62.jpg 205w\" sizes=\"auto, (max-width: 2048px) 100vw, 2048px\"><figcaption>Figura 1: Foto\u00adgra\u00adfia pano\u00adr\u00e2\u00admica evi\u00adden\u00adci\u00adando o arco da Via L\u00e1ctea. Foto\u00adgra\u00adfia rea\u00adli\u00adzada em Cerro Paranal, Chile. O objeto mais bri\u00adlhante no centro sobre o arco \u00e9 o planeta J\u00fapiter, dis\u00adtor\u00adcido pela foto\u00adgra\u00adfia pano\u00adr\u00e2\u00admica. As gal\u00e1\u00adxias Pequena e Grande Nuvem de Maga\u00adlh\u00e3es s\u00e3o vistas \u00e0 esquerda da foto\u00adgra\u00adfia, como manchas nebu\u00adlo\u00adsas. Fonte: Bruno Gilli\/ESO, <a href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\">CC BY 4.0<\/a>, via Wiki\u00adme\u00addia Commons.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Para encer\u00adrar essa breve viagem pelo nosso espa\u00e7o, que tal um passeio pela nossa Gal\u00e1xia? \u00c9 impor\u00adtante lembrar que qual\u00adquer imagem \u201cexterna\u201d repre\u00adsen\u00adtando a Via L\u00e1ctea \u00e9 uma mon\u00adta\u00adgem feita a partir do que foi obser\u00advado da Terra ou de teles\u00adc\u00f3\u00adpios espa\u00adci\u00adais, como o Gaia, lan\u00e7ado em dezem\u00adbro de 2014. Com as obser\u00adva\u00ad\u00e7\u00f5es \u00e9 pos\u00ads\u00ed\u00advel definir a posi\u00e7\u00e3o dos corpos celes\u00adtes e criar uma maquete tri\u00addi\u00admen\u00adsi\u00ado\u00adnal da Via L\u00e1ctea. Vista da Terra, a Via L\u00e1ctea \u00e9 uma faixa bri\u00adlhante que corta o c\u00e9u e pode ser facil\u00admente vista a olho nu em zonas de baixa lumi\u00adno\u00adsi\u00addade, mas cuja visi\u00adbi\u00adli\u00addade \u00e9 muito com\u00adpro\u00adme\u00adtida pela polui\u00ad\u00e7\u00e3o lumi\u00adnosa das cidades.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-Artists_impression_of_the_Milky_Way_updated_-_annotated.jpg\" alt class=\"wp-image-43394\" width=\"512\" height=\"512\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-Artists_impression_of_the_Milky_Way_updated_-_annotated.jpg 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-Artists_impression_of_the_Milky_Way_updated_-_annotated-300x300.jpg 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-Artists_impression_of_the_Milky_Way_updated_-_annotated-150x150.jpg 150w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-Artists_impression_of_the_Milky_Way_updated_-_annotated-768x768.jpg 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-Artists_impression_of_the_Milky_Way_updated_-_annotated-40x40.jpg 40w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-Artists_impression_of_the_Milky_Way_updated_-_annotated-275x275.jpg 275w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-Artists_impression_of_the_Milky_Way_updated_-_annotated-205x205.jpg 205w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\"><figcaption>Figura 2: Ilus\u00adtra\u00ad\u00e7\u00e3o art\u00eds\u00adtica da Via L\u00e1ctea com iden\u00adti\u00adfi\u00adca\u00ad\u00e7\u00e3o das suas estru\u00adtu\u00adras e posi\u00e7\u00e3o do Sol. Fonte: NASA\/JPL-Cal\u00adte\u00adch\/E\u00adSO\/R. Hurt, Dom\u00ednio p\u00fablico, via Wiki\u00adme\u00addia Commons.<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Dado que n\u00e3o existe imagem da Via L\u00e1ctea vista \u201cde fora\u201d, como foi pos\u00ads\u00ed\u00advel imagin\u00e1-la ao longo da nossa his\u00adt\u00f3\u00adria? Da mesma forma que os gregos con\u00adclu\u00ed\u00adram que a Terra era esf\u00e9\u00adrica obser\u00advando os outros pla\u00adne\u00adtas. Para enten\u00adder a nossa gal\u00e1xia \u00e9 impor\u00adtante ana\u00adli\u00adsar as outras, o que foi pos\u00ads\u00ed\u00advel a partir do S\u00e9culo XX. Antes, os astr\u00f4\u00adno\u00admos n\u00e3o sabiam da exis\u00adt\u00ean\u00adcia de outras gal\u00e1\u00adxias e as clas\u00adsi\u00adfi\u00adca\u00advam como nebu\u00adlo\u00adsas, pois eram corpos difusos, como nuvens. Por exemplo, uma de nossas vizi\u00adnhas, a gal\u00e1xia de Andr\u00f4\u00admeda, foi docu\u00admen\u00adtada pela pri\u00admeira vez por volta do ano 964 pelo astr\u00f4\u00adnomo Persa, que ele chamou de \u201cmancha nebu\u00adlosa\u201d; foi s\u00f3 em 1925 que Edwin Hubble com\u00adpro\u00advou que aquela mancha era, na verdade, outra gal\u00e1xia, sepa\u00adrada da&nbsp;nossa.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A partir de 1936, Hubble definiu um sistema de clas\u00adsi\u00adfi\u00adca\u00ad\u00e7\u00e3o das gal\u00e1\u00adxias segundo sua mor\u00adfo\u00adlo\u00adgia. Pos\u00adte\u00adri\u00ador\u00admente, este modelo foi expan\u00addido por G\u00e9rard de Vau\u00adcou\u00adleurs, em 1957, ainda retendo as carac\u00adte\u00adr\u00eds\u00adti\u00adcas fun\u00adda\u00admen\u00adtais da clas\u00adsi\u00adfi\u00adca\u00ad\u00e7\u00e3o de Hubble:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Gal\u00e1\u00adxias El\u00edp\u00adti\u00adcas: de for\u00adma\u00adtos esf\u00e9\u00adri\u00adcos a elip\u00adsoi\u00addais (ovais), tem uma dis\u00adtri\u00adbui\u00ad\u00e7\u00e3o de estre\u00adlas mais difusa.<\/li><li>Gal\u00e1\u00adxias Espi\u00adrais: de formato acha\u00adtado como um disco, apre\u00adsen\u00adtam um bojo central cercado por bra\u00e7os espi\u00adrais. Podem apre\u00adsen\u00adtar barras que se esten\u00addem do bojo ao bra\u00e7o ou&nbsp;n\u00e3o.<\/li><li>Gal\u00e1\u00adxias Len\u00adti\u00adcu\u00adla\u00adres: possuem formato inter\u00adme\u00addi\u00e1\u00adrio entre as el\u00edp\u00adti\u00adcas e espi\u00adrais. Apre\u00adsen\u00adtam um bojo central com um disco acha\u00adtado ao seu redor, mas sem a for\u00adma\u00ad\u00e7\u00e3o de bra\u00e7os. Nestas, a dife\u00adren\u00e7a de espes\u00adsura entre o bojo e o disco \u00e9 maior do que nas espirais.<\/li><li>Gal\u00e1\u00adxias Irre\u00adgu\u00adla\u00adres: n\u00e3o possuem formato bem defi\u00adnido e cos\u00adtu\u00admam ser menores. Algumas j\u00e1 foram gal\u00e1\u00adxias com mor\u00adfo\u00adlo\u00adgias defi\u00adni\u00addas mas foram defor\u00adma\u00addas por uma for\u00e7a externa.<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/Hubble_-_de_Vaucouleurs_Galaxy_Morphology_Diagram.png\" alt class=\"wp-image-43413\" width=\"1024\" height=\"564\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/Hubble_-_de_Vaucouleurs_Galaxy_Morphology_Diagram.png 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/Hubble_-_de_Vaucouleurs_Galaxy_Morphology_Diagram-300x165.png 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/Hubble_-_de_Vaucouleurs_Galaxy_Morphology_Diagram-768x423.png 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/Hubble_-_de_Vaucouleurs_Galaxy_Morphology_Diagram-205x113.png 205w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><figcaption>Figura 3: Dia\u00adgrama mor\u00adfo\u00adl\u00f3\u00adgico de Hubble-de Vau\u00adcou\u00adleurs con\u00adtendo gal\u00e1\u00adxias el\u00edp\u00adti\u00adcas, len\u00adti\u00adcu\u00adla\u00adres, espi\u00adrais, espi\u00adrais inter\u00adme\u00addi\u00e1\u00adrias, espi\u00adrais com barra e irre\u00adgu\u00adla\u00adres. Fonte: Antonio Cic\u00adco\u00adlella \/ M. De Leo, <a href=\"https:\/\/creativecommons.org\/licenses\/by\/3.0\">CC BY 3.0<\/a>, via Wiki\u00adme\u00addia Commons.<\/figcaption><\/figure><\/div>\n\n\n\n<div style=\"height:1px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Todas essas mor\u00adfo\u00adlo\u00adgias n\u00e3o s\u00e3o for\u00adma\u00addas por estru\u00adtu\u00adras r\u00edgidas, mas por uma dis\u00adtri\u00adbui\u00ad\u00e7\u00e3o de corpos celes\u00adtes que inte\u00adra\u00adgem atrav\u00e9s da gra\u00advi\u00addade. Esses corpos incluem estre\u00adlas, pla\u00adne\u00adtas, cometas, gases, poeira et cetera,&nbsp; mas al\u00e9m desses corpos que podemos detec\u00adtar dire\u00adta\u00admente, acre\u00addita-se que as gal\u00e1\u00adxias possuam grande parte da sua massa na forma de mat\u00e9ria escura e buracos negros.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A nossa gal\u00e1xia, a Via L\u00e1ctea, \u00e9 clas\u00adsi\u00adfi\u00adcada como espiral com barra, ou seja, possui um bojo central com barras que ligam o bojo aos bra\u00e7os espi\u00adrais dis\u00adtri\u00adbu\u00ed\u00addos no disco. Al\u00e9m disso, existem aglo\u00adme\u00adra\u00addos glo\u00adbu\u00adla\u00adres na regi\u00e3o esf\u00e9\u00adrica \u201cvazia\u201d chamada de halo. O disco gal\u00e1c\u00adtico possui cerca de 185 mil anos-luz de di\u00e2\u00adme\u00adtro e 2 mil de espes\u00adsura. Nosso Sistema Solar n\u00e3o se encon\u00adtra no centro da gal\u00e1xia, mas em um dos seus bra\u00e7os; o centro, ou bojo gal\u00e1c\u00adtico, encon\u00adtra-se na dire\u00e7\u00e3o da cons\u00adte\u00adla\u00ad\u00e7\u00e3o de Sagi\u00adt\u00e1\u00adrio. Devido a essa loca\u00adli\u00adza\u00ad\u00e7\u00e3o, o buraco negro super\u00admas\u00adsivo no centro da nossa gal\u00e1xia \u00e9 chamado Sagit\u00adta\u00adrius&nbsp;A*.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"610\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/Via_Lactea_de_perfil.jpg\" alt class=\"wp-image-43399\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/Via_Lactea_de_perfil.jpg 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/Via_Lactea_de_perfil-300x179.jpg 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/Via_Lactea_de_perfil-768x458.jpg 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/Via_Lactea_de_perfil-205x122.jpg 205w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><figcaption>Figura 4: Con\u00adcep\u00ad\u00e7\u00e3o art\u00eds\u00adtica da Via L\u00e1ctea vista de perfil, onde pode-se obser\u00advar o bojo central, o disco e o halo gal\u00e1c\u00adtico, al\u00e9m das bandas de poeira que obs\u00adcu\u00adre\u00adcem o disco. Fonte: WOtP, <a href=\"https:\/\/creativecommons.org\/licenses\/by-sa\/3.0\">CC BY-SA 3.0<\/a>, via Wiki\u00adme\u00addia Commons.<\/figcaption><\/figure><\/div>\n\n\n\n<div style=\"height:1px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Alguns dados (aproximados) para entendermos a grandiosidade da Via L\u00e1ctea:<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Clas\u00adsi\u00adfi\u00adca\u00ad\u00e7\u00e3o:<\/strong> Gal\u00e1xia Espiral Barrada<\/li><li><strong>Loca\u00adli\u00adza\u00ad\u00e7\u00e3o:<\/strong> Grupo Local \/ Supe\u00adra\u00adglo\u00adme\u00adrado Laniakea<\/li><li><strong>Di\u00e2\u00adme\u00adtro do Disco:<\/strong> 185 mil anos-luz<\/li><li><strong>Espes\u00adsura do Disco:<\/strong> 2 mil anos-luz<\/li><li><strong>Di\u00e2\u00adme\u00adtro total:<\/strong> 2 milh\u00f5es de anos-luz<\/li><li><strong>Dis\u00adt\u00e2n\u00adcia do Sol ao centro:<\/strong> 27 mil anos-luz<\/li><li><strong>Posi\u00e7\u00e3o em rela\u00e7\u00e3o ao Disco:<\/strong> 50 anos-luz acima do&nbsp;plano<\/li><li><strong>Massa total:<\/strong> 10\u00b9\u00b2 (um trilh\u00e3o) massas solares<\/li><li><strong>Quan\u00adti\u00addade de estre\u00adlas:<\/strong> entre 100 e 400 bilh\u00f5es<\/li><li><strong>Ano gal\u00e1c\u00adtico (tempo para o Sol dar uma volta em torno do centro da gal\u00e1xia):<\/strong> 230 milh\u00f5es de&nbsp;anos<\/li><li><strong>Idade:<\/strong> 13 bilh\u00f5es de&nbsp;anos<\/li><li><strong>Velo\u00adci\u00addade em rela\u00e7\u00e3o \u00e0 Radi\u00ada\u00ad\u00e7\u00e3o C\u00f3smica de Fundo:<\/strong> 552 km\/s<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Mas afinal, qual \u00e9 o nosso lugar no Universo?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Par\u00adtindo do planeta Terra, nosso hori\u00adzonte se expande ao Sistema Solar, que cont\u00e9m mais sete pla\u00adne\u00adtas. Este sistema se encon\u00adtra em um dos bra\u00e7os da nossa gal\u00e1xia: a Via L\u00e1ctea; que faz parte do Grupo Local, um grupo de gal\u00e1\u00adxias pr\u00f3\u00adxi\u00admas. O Grupo Local \u00e9 um dos muitos aglo\u00adme\u00adra\u00addos de gal\u00e1\u00adxias que formam o Supe\u00adra\u00adglo\u00adme\u00adrado Lani\u00ada\u00adkea (C\u00e9u Imen\u00adsu\u00adr\u00e1\u00advel, do havai\u00adano) que, por sua vez, \u00e9 parte do fila\u00admento gal\u00e1c\u00adtico chamado Com\u00adplexo de Supe\u00adra\u00adglo\u00adme\u00adra\u00addos de Peixes-Baleia (Pisces-Cetus), um dos muitos do Uni\u00adverso Observ\u00e1vel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">As imagens a seguir s\u00e3o de Andrew Z. Colvin, <a href=\"https:\/\/creativecommons.org\/licenses\/by-sa\/4.0\">CC BY-SA 4.0<\/a>, via Wiki\u00adme\u00addia Commons, e d\u00e3o no\u00e7\u00e3o da escala do planeta Terra frente \u00e0 imen\u00adsi\u00add\u00e3o do Uni\u00adverso. Para uma visu\u00ada\u00adli\u00adza\u00ad\u00e7\u00e3o mais ade\u00adquada e inte\u00adra\u00adtiva, \u00e9 acon\u00adse\u00adlh\u00e1\u00advel uti\u00adli\u00adzar este <a href=\"https:\/\/zoomviewer.toolforge.org\/index.php?f=Location_of_Earth_(9x1-English_Annot-small).png&amp;flash=no\">link<\/a>.<\/p>\n\n\n\n<div class=\"wp-block-jetpack-slideshow alignwide\" data-effect=\"slide\"><div class=\"wp-block-jetpack-slideshow_container swiper-container\"><ul class=\"wp-block-jetpack-slideshow_swiper-wrapper swiper-wrapper\"><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"750\" alt class=\"wp-block-jetpack-slideshow_image wp-image-43402\" data-id=\"43402\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-01-Earth_LofE01240.png\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-01-Earth_LofE01240.png 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-01-Earth_LofE01240-300x220.png 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-01-Earth_LofE01240-768x563.png 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-01-Earth_LofE01240-205x150.png 205w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">A Terra e seu sat\u00e9\u00adlite natural, a&nbsp;Lua.<\/figcaption><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"750\" alt class=\"wp-block-jetpack-slideshow_image wp-image-43403\" data-id=\"43403\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-02-Inner_Solar_Sysyem_LofE02240.png\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-02-Inner_Solar_Sysyem_LofE02240.png 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-02-Inner_Solar_Sysyem_LofE02240-300x220.png 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-02-Inner_Solar_Sysyem_LofE02240-768x563.png 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-02-Inner_Solar_Sysyem_LofE02240-205x150.png 205w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">Loca\u00adli\u00adza\u00ad\u00e7\u00e3o da Terra na parte interna do Sistema Solar.<\/figcaption><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"750\" alt class=\"wp-block-jetpack-slideshow_image wp-image-43404\" data-id=\"43404\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-03-Outer_Solar_Sysyem_LofE03240.png\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-03-Outer_Solar_Sysyem_LofE03240.png 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-03-Outer_Solar_Sysyem_LofE03240-300x220.png 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-03-Outer_Solar_Sysyem_LofE03240-768x563.png 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-03-Outer_Solar_Sysyem_LofE03240-205x150.png 205w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">Loca\u00adli\u00adza\u00ad\u00e7\u00e3o do Sol junto \u00e0 parte externa do Sistema Solar.<\/figcaption><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"750\" alt class=\"wp-block-jetpack-slideshow_image wp-image-43405\" data-id=\"43405\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-04-Closest_Stars_LofE04240.png\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-04-Closest_Stars_LofE04240.png 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-04-Closest_Stars_LofE04240-300x220.png 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-04-Closest_Stars_LofE04240-768x563.png 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-04-Closest_Stars_LofE04240-205x150.png 205w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">O Sistema Solar e as estre\u00adlas mais pr\u00f3\u00adxi\u00admas dentro da Via L\u00e1ctea.<\/figcaption><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"750\" alt class=\"wp-block-jetpack-slideshow_image wp-image-43406\" data-id=\"43406\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-05-Milky_Way_Galaxy_LofE05240-1.png\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-05-Milky_Way_Galaxy_LofE05240-1.png 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-05-Milky_Way_Galaxy_LofE05240-1-300x220.png 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-05-Milky_Way_Galaxy_LofE05240-1-768x563.png 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-05-Milky_Way_Galaxy_LofE05240-1-205x150.png 205w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">Loca\u00adli\u00adza\u00ad\u00e7\u00e3o do Sol, no bra\u00e7o Orion da Via L\u00e1ctea.<\/figcaption><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"750\" alt class=\"wp-block-jetpack-slideshow_image wp-image-43407\" data-id=\"43407\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-06-Local_Group_LofE06240.png\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-06-Local_Group_LofE06240.png 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-06-Local_Group_LofE06240-300x220.png 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-06-Local_Group_LofE06240-768x563.png 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-06-Local_Group_LofE06240-205x150.png 205w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">A Via L\u00e1ctea no Grupo Local, com as gal\u00e1\u00adxias mais pr\u00f3ximas.<\/figcaption><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"750\" alt class=\"wp-block-jetpack-slideshow_image wp-image-43408\" data-id=\"43408\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-07-Laniakea_LofE07240.png\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-07-Laniakea_LofE07240.png 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-07-Laniakea_LofE07240-300x220.png 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-07-Laniakea_LofE07240-768x563.png 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-07-Laniakea_LofE07240-205x150.png 205w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">Loca\u00adli\u00adza\u00ad\u00e7\u00e3o do Grupo Local, dentro do Supe\u00adra\u00adglo\u00adme\u00adrado de Virgem (Local), parte do Supe\u00adra\u00adglo\u00adme\u00adrado Laniakea.<\/figcaption><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"750\" alt class=\"wp-block-jetpack-slideshow_image wp-image-43411\" data-id=\"43411\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-08-Local_Superclusters_LofE08240-1.png\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-08-Local_Superclusters_LofE08240-1.png 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-08-Local_Superclusters_LofE08240-1-300x220.png 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-08-Local_Superclusters_LofE08240-1-768x563.png 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-08-Local_Superclusters_LofE08240-1-205x150.png 205w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">Loca\u00adli\u00adza\u00ad\u00e7\u00e3o do Supe\u00adra\u00adglo\u00adme\u00adrado Lani\u00ada\u00adkea junto aos seus vizi\u00adnhos, no Supe\u00adra\u00adglo\u00adme\u00adrado&nbsp;Local.<\/figcaption><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"750\" alt class=\"wp-block-jetpack-slideshow_image wp-image-43410\" data-id=\"43410\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-09-Observable_Universe_LofE09240.png\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-09-Observable_Universe_LofE09240.png 1024w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-09-Observable_Universe_LofE09240-300x220.png 300w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-09-Observable_Universe_LofE09240-768x563.png 768w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/1024px-09-Observable_Universe_LofE09240-205x150.png 205w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">O Uni\u00adverso Obser\u00adv\u00e1\u00advel, com o Supe\u00adra\u00adglo\u00adme\u00adrado Local quase insignificante.<\/figcaption><\/figure><\/li><\/ul><a class=\"wp-block-jetpack-slideshow_button-prev swiper-button-prev swiper-button-white\" role=\"button\"><\/a><a class=\"wp-block-jetpack-slideshow_button-next swiper-button-next swiper-button-white\" role=\"button\"><\/a><a aria-label=\"Pause Slideshow\" class=\"wp-block-jetpack-slideshow_button-pause\" role=\"button\"><\/a><div class=\"wp-block-jetpack-slideshow_pagination swiper-pagination swiper-pagination-white\"><\/div><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Tudo que sabemos sobre o Uni\u00adverso \u00e9 baseado em horas e horas de obser\u00adva\u00ad\u00e7\u00e3o dos c\u00e9us e muitos c\u00e1l\u00adcu\u00adlos e mode\u00adla\u00adgem f\u00edsica, tanto na Anti\u00adgui\u00addade como na \u00e9poca atual. Da luneta ao teles\u00adc\u00f3\u00adpio Hubble, cada des\u00adco\u00adberta evocou algumas cer\u00adte\u00adzas, mas outras tantas d\u00favidas. No entanto, a Huma\u00adni\u00addade \u00e9 curiosa, enge\u00adnhosa e auda\u00adci\u00adosa, sempre que\u00adrendo saber mais. Pes\u00adqui\u00adsa\u00admos o que est\u00e1 l\u00e1 fora para enten\u00adder o que est\u00e1 mais perto, pois olhando para longe vemos o passado.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O grande avan\u00e7o recente na pes\u00adquisa de obser\u00adva\u00ad\u00e7\u00e3o espa\u00adcial \u00e9 o Teles\u00adc\u00f3\u00adpio James Webb, lan\u00e7ado em 25\/12\/2012. Esse \u00e9 o mais moderno teles\u00adc\u00f3\u00adpio espa\u00adcial criado e promete revo\u00adlu\u00adci\u00ado\u00adnar a pes\u00adquisa em rela\u00e7\u00e3o \u00e0 nossa vizi\u00adnhan\u00e7a e as origens do Uni\u00adverso.&nbsp;Seus obje\u00adti\u00advos cien\u00adt\u00ed\u00adfi\u00adcos se resumem em 4 pontos:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Estudar a luz das pri\u00admei\u00adras estre\u00adlas e gal\u00e1xias;<\/li><li>Estudar a for\u00adma\u00ad\u00e7\u00e3o e evo\u00adlu\u00ad\u00e7\u00e3o das gal\u00e1xias;<\/li><li>Estudar a origem e evo\u00adlu\u00ad\u00e7\u00e3o dos astros celestes;<\/li><li>Estudar a origem da&nbsp;Vida.<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A NASA criou o site JAMES WEBB SPACE TELESCOPE (JWST) com todas as infor\u00adma\u00ad\u00e7\u00f5es sobre a cons\u00adtru\u00ad\u00e7\u00e3o, lan\u00ad\u00e7a\u00admento e pes\u00adqui\u00adsas do JWST. Quer saber mais sobre o projeto? Acom\u00adpa\u00adnhe no link <a href=\"https:\/\/www.jwst.nasa.gov\/\">https:\/\/www.jwst.nasa.gov\/<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">O P\u00e1lido Ponto&nbsp;Azul<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c9 impos\u00ads\u00ed\u00advel falar do nosso lugar no Uni\u00adverso sem citar o P\u00e1lido Ponto Azul. A foto\u00adgra\u00adfia da Terra foi uma das \u00faltimas rea\u00adli\u00adza\u00addas pela sonda Voyager 1, em 1990, a 6 bilh\u00f5es de quil\u00f4\u00adme\u00adtros da Terra, mais dis\u00adtante do que a \u00f3rbita de Plut\u00e3o. Essa imagem foi soli\u00adci\u00adtada pelo astr\u00f4\u00adnomo e comu\u00adni\u00adca\u00addor cien\u00adt\u00ed\u00adfico Carl Sagan, que a apre\u00adsen\u00adtou pela pri\u00admeira vez . Nesta foto, a Terra n\u00e3o passa de um pequeno ponto de luz (menor que um pixel) na vas\u00adti\u00add\u00e3o do espa\u00e7o.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-4adc9cd0 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-4adc9cd0 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/512px-PaleBlueDot.jpg\" alt class=\"wp-image-43419\" width=\"384\" height=\"434\" srcset=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/512px-PaleBlueDot.jpg 512w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/512px-PaleBlueDot-265x300.jpg 265w, https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/512px-PaleBlueDot-205x232.jpg 205w\" sizes=\"auto, (max-width: 384px) 100vw, 384px\"><figcaption>Figura 5: O P\u00e1lido Ponto Azul, a Terra, ocu\u00adpando menos de um pixel na foto\u00adgra\u00adfia tirada pela sonda Voyager. Fonte: NASA, Dom\u00ednio p\u00fablico, via Wiki\u00adme\u00addia Commons.<\/figcaption><\/figure><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.ufrgs.br\/amlef\/wp-content\/uploads\/2021\/12\/512px-Voyager_blue_dot.svg_.png\" alt=\"O atributo alt desta imagem est\u00e1 vazio. O nome do arquivo \u00e9 512px-Voyager_blue_dot.svg_.png\" width=\"512\" height=\"336\"><figcaption>Figura 6: Posi\u00e7\u00e3o apro\u00adxi\u00admada (cir\u00adcu\u00adlada em verde) da sonda Voyager 1 ao foto\u00adgra\u00adfar a s\u00e9rie de imagens conhe\u00adcida como \u201cRetrato de Fam\u00edlia\u201d. Fonte: Shereth, <a href=\"https:\/\/creativecommons.org\/licenses\/by-sa\/3.0\">CC BY-SA 3.0<\/a>, via Wiki\u00adme\u00addia Commons.<\/figcaption><\/figure><\/div>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Apre\u00adsen\u00adta\u00admos a seguir a refle\u00adx\u00e3o de Carl Sagan sobre a imagem, apre\u00adsen\u00adtada em uma pales\u00adtra na Uni\u00adver\u00adsi\u00addade Cornell em 1994, com tra\u00addu\u00ad\u00e7\u00e3o reti\u00adrada da <a href=\"https:\/\/pt.wikipedia.org\/wiki\/P%C3%A1lido_Ponto_Azul\">wiki\u00adpe\u00addia<\/a>:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>Olhem de novo esse ponto. \u00c9 aqui, \u00e9 a nossa casa, somos n\u00f3s. Nele, todos a quem ama, todos a quem conhece, qual\u00adquer um sobre quem voc\u00ea ouviu falar, cada ser humano que j\u00e1 existiu, viveram as suas vidas. O con\u00adjunto da nossa alegria e nosso sofri\u00admento, milha\u00adres de reli\u00adgi\u00f5es, ide\u00ado\u00adlo\u00adgias e dou\u00adtri\u00adnas econ\u00f4\u00admi\u00adcas con\u00adfi\u00adan\u00adtes, cada ca\u00e7ador e coletor, cada her\u00f3i e covarde, cada criador e des\u00adtrui\u00addor da civi\u00adli\u00adza\u00ad\u00e7\u00e3o, cada rei e cam\u00adpo\u00adn\u00eas, cada jovem casal de namo\u00adra\u00addos, cada m\u00e3e e pai, crian\u00e7a cheia de espe\u00adran\u00e7a, inven\u00adtor e explo\u00adra\u00addor, cada pro\u00adfes\u00adsor de \u00e9tica, cada pol\u00ed\u00adtico cor\u00adrupto, cada \u201csupe\u00adres\u00adtrela\u201d, cada \u201cl\u00edder supremo\u201d, cada santo e pecador na his\u00adt\u00f3\u00adria da nossa esp\u00e9cie viveu ali \u2014 em um gr\u00e3o de p\u00f3 sus\u00adpenso num raio de&nbsp;sol.<\/p><p>A Terra \u00e9 um cen\u00e1rio muito pequeno numa vasta arena c\u00f3smica. Pense nos rios de sangue der\u00adra\u00adma\u00addos por todos aqueles gene\u00adrais e impe\u00adra\u00addo\u00adres, para que, na sua gl\u00f3ria e triunfo, pudes\u00adsem ser senho\u00adres momen\u00adt\u00e2\u00adneos de uma fra\u00e7\u00e3o de um ponto. Pense nas cru\u00adel\u00adda\u00addes sem fim infli\u00adgi\u00addas pelos mora\u00addo\u00adres de um canto deste pixel aos pra\u00adti\u00adca\u00admente indis\u00adtin\u00adgu\u00ed\u00adveis mora\u00addo\u00adres de algum outro canto, qu\u00e3o fre\u00adquen\u00adtes seus desen\u00adten\u00addi\u00admen\u00adtos, qu\u00e3o \u00e1vidos de matar uns aos outros, qu\u00e3o vee\u00admen\u00adtes os seus&nbsp;\u00f3dios.<\/p><p>As nossas pos\u00adtu\u00adras, a nossa suposta auto impor\u00adt\u00e2n\u00adcia, a ilus\u00e3o de termos qual\u00adquer posi\u00e7\u00e3o de pri\u00advi\u00adl\u00e9\u00adgio no Uni\u00adverso, s\u00e3o desa\u00adfi\u00ada\u00addas por este pon\u00adti\u00adnho de luz p\u00e1lida. O nosso planeta \u00e9 um gr\u00e3o soli\u00adt\u00e1\u00adrio na imensa escu\u00adri\u00add\u00e3o c\u00f3smica que nos cerca. Na nossa obs\u00adcu\u00adri\u00addade, em toda esta vas\u00adti\u00add\u00e3o, n\u00e3o h\u00e1 ind\u00ed\u00adcios de que v\u00e1 chegar ajuda de outro lugar para nos salvar de n\u00f3s pr\u00f3prios.<\/p><p>A Terra \u00e9 o \u00fanico mundo conhe\u00adcido, at\u00e9 hoje, que abriga vida. N\u00e3o h\u00e1 outro lugar, pelo menos no futuro pr\u00f3ximo, para onde a nossa esp\u00e9cie possa emigrar. Visitar, sim. Assen\u00adtar-se, ainda n\u00e3o. Gos\u00adte\u00admos ou n\u00e3o, a Terra \u00e9 onde temos de ficar por enquanto. J\u00e1 foi dito que astro\u00adno\u00admia \u00e9 uma expe\u00adri\u00ad\u00ean\u00adcia de humil\u00addade e cri\u00ada\u00addora de car\u00e1ter. N\u00e3o h\u00e1, talvez, melhor demons\u00adtra\u00ad\u00e7\u00e3o da tola pre\u00adsun\u00ad\u00e7\u00e3o humana do que esta imagem dis\u00adtante do nosso min\u00fas\u00adculo mundo. Para mim, destaca a nossa res\u00adpon\u00adsa\u00adbi\u00adli\u00addade de sermos mais am\u00e1veis uns com os outros, e para pre\u00adser\u00advar\u00admos e pro\u00adte\u00adger\u00admos o \u201cp\u00e1lido ponto azul\u201d, o \u00fanico lar que conhe\u00adce\u00admos at\u00e9&nbsp;hoje.<\/p><cite>Carl Sagan<\/cite><\/blockquote>\n\n\n\n<div style=\"height:1px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"P\u00e1lido Ponto Azul (Pale Blue Dot) - Carl Sagan - LEGENDADO\" width=\"1400\" height=\"788\" src=\"https:\/\/www.youtube.com\/embed\/SHDelUDudbU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h5 class=\"has-text-align-right wp-block-heading\">Silvana Fraga e Gabriel Cury Perrone \/ Equipe AMLEF&nbsp;2021<\/h5>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\">\n\n\n\n<h2 class=\"wp-block-heading\">Saiba Mais<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.megacurioso.com.br\/astronomia\/37834-voce-sabe-por-que-a-via-lactea-tem-esse-nome-.htm\">Mega Curioso: Voc\u00ea sabe por que a Via L\u00e1ctea tem esse nome?<\/a> Cada cultura desen\u00advol\u00adveu a sua pr\u00f3pria expli\u00adca\u00ad\u00e7\u00e3o para os fen\u00f4\u00adme\u00adnos celes\u00adtes, e tamb\u00e9m nomeou os pontos bri\u00adlhan\u00adtes no c\u00e9u, inte\u00adgrando-os \u00e0s suas lendas e ensi\u00adna\u00admen\u00adtos. A mais conhe\u00adcida e difun\u00addida \u00e9 a lenda grega sobre a Via L\u00e1ctea, mas outros povos tinham outras inter\u00adpre\u00adta\u00ad\u00e7\u00f5es sobre aquela faixa clara do&nbsp;c\u00e9u.<\/li><li><a href=\"https:\/\/www.youtube.com\/watch?v=1mHm3B2WHCs\">Tapi\u2019i\u2019\u00adrap\u00e9: o Caminho da Anta (C\u00e9u dos \u00edndios Aikew\u00e1ra)<\/a>. Neste v\u00eddeo, \u00edndios Aikew\u00e1ra contam a sua vers\u00e3o do Caminho da Anta, como eles conhe\u00adcem a Via L\u00e1ctea.<\/li><li><a href=\"https:\/\/olhardigital.com.br\/2020\/03\/18\/ciencia-e-espaco\/astronomos-montam-o-melhor-mapa-da-via-lactea-ja-feito\/\">Olhar Digital: Astr\u00f4\u00adno\u00admos montam o melhor mapa da Via L\u00e1ctea j\u00e1 feito<\/a>. Jun\u00adtando cinco mil horas de regis\u00adtros feitos por radi\u00ado\u00adte\u00adles\u00adc\u00f3\u00adpios, pes\u00adqui\u00adsa\u00addo\u00adres agora sabem com mais pre\u00adci\u00ads\u00e3o qual o formato da nossa gal\u00e1xia.<\/li><li><a href=\"https:\/\/canaltech.com.br\/espaco\/10-curiosidades-sobre-a-via-lactea-186508\/\">Canal\u00adTech: 10 curi\u00ado\u00adsi\u00adda\u00addes sobre a Via L\u00e1ctea<\/a>.<\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\">\n\n\n\n<h2 class=\"wp-block-heading\">Refer\u00eancias<\/h2>\n\n\n\n<ol class=\"wp-block-list\"><li><a href=\"https:\/\/www.infoescola.com\/astronomia\/via-lactea\/\">Info\u00adEs\u00adcola: Via L\u00e1ctea<\/a><\/li><li><a href=\"https:\/\/mundoeducacao.uol.com.br\/geografia\/via-lactea.htm\">Mundo Edu\u00adca\u00ad\u00e7\u00e3o: Via L\u00e1ctea<\/a><\/li><li>Wiki\u00adpe\u00addia: Via L\u00e1ctea (<a href=\"https:\/\/pt.wikipedia.org\/wiki\/Via_L%C3%A1ctea\">PT<\/a>\/<a href=\"https:\/\/en.wikipedia.org\/wiki\/Milky_Way\">EN<\/a>)<\/li><li>Wiki\u00adpe\u00addia: Lanai\u00adkea (<a href=\"https:\/\/pt.wikipedia.org\/wiki\/Laniakea\">PT<\/a>\/<a href=\"https:\/\/en.wikipedia.org\/wiki\/Laniakea_Supercluster\">EN<\/a>)<\/li><li>Wiki\u00adpe\u00addia: Grupo Local (<a href=\"https:\/\/pt.wikipedia.org\/wiki\/Grupo_Local\">PT<\/a>\/<a href=\"https:\/\/en.wikipedia.org\/wiki\/Local_Group\">EN<\/a>)<\/li><li>Wiki\u00adpe\u00addia: Gal\u00e1xia (<a href=\"https:\/\/pt.wikipedia.org\/wiki\/Gal%C3%A1xia\">PT<\/a>\/<a href=\"https:\/\/en.wikipedia.org\/wiki\/Galaxy\">EN<\/a>)<\/li><li>Wiki\u00adpe\u00addia: Clas\u00adsi\u00adfi\u00adca\u00ad\u00e7\u00e3o mor\u00adfo\u00adl\u00f3\u00adgica das gal\u00e1\u00adxias (<a href=\"https:\/\/es.wikipedia.org\/wiki\/Clasificaci%C3%B3n_morfol%C3%B3gica_de_las_galaxias\">ES<\/a>\/<a href=\"https:\/\/en.wikipedia.org\/wiki\/Galaxy_morphological_classification\">EN<\/a>)<\/li><li>Wiki\u00adpe\u00addia: P\u00e1lido Ponto Azul (<a href=\"https:\/\/es.wikipedia.org\/wiki\/Clasificaci%C3%B3n_morfol%C3%B3gica_de_las_galaxias\">PT<\/a>\/<a href=\"https:\/\/en.wikipedia.org\/wiki\/Pale_Blue_Dot\">EN<\/a>)<\/li><li><a href=\"https:\/\/www.jwst.nasa.gov\/\">NASA: James Webb Space Telescope<\/a><\/li><\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Para encer\u00adrar essa breve viagem pelo nosso espa\u00e7o, que tal um passeio pela nossa Gal\u00e1xia? \u00c9 impor\u00adtante lembrar que qual\u00adquer imagem \u201cexterna\u201d repre\u00adsen\u00adtando a Via L\u00e1ctea \u00e9 uma mon\u00adta\u00adgem feita a partir do que foi obser\u00advado da Terra ou de teles\u00adc\u00f3\u00adpios espa\u00adci\u00adais, como o Gaia, lan\u00e7ado em dezem\u00adbro de 2014. Com as obser\u00adva\u00ad\u00e7\u00f5es \u00e9 poss\u00edvel&nbsp;[\u2026]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_editorskit_title_hidden":false,"_editorskit_reading_time":0,"_editorskit_is_block_options_detached":false,"_editorskit_block_options_position":"{}","wp_typography_post_enhancements_disabled":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[432,571],"tags":[],"class_list":["post-43390","post","type-post","status-publish","format-standard","hentry","category-destaques","category-exposicaomanualespacial"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Revis\u00e3o: Qual \u00e9 o nosso lugar no Universo? - Museu dos Laborat\u00f3rios de Ensino de F\u00edsica - Em Transi\u00e7\u00e3o<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ufrgs.br\/amlef\/2021\/12\/30\/revisao-qual-e-o-nosso-lugar-no-universo\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Revis\u00e3o: Qual \u00e9 o nosso lugar no Universo? - Museu dos Laborat\u00f3rios de Ensino de F\u00edsica - Em Transi\u00e7\u00e3o\" \/>\n<meta property=\"og:description\" content=\"Para encer\u00adrar essa breve viagem pelo nosso espa\u00e7o, que tal um passeio pela nossa Gal\u00e1xia? \u00c9 impor\u00adtante lembrar que qual\u00adquer imagem \u201cexterna\u201d repre\u00adsen\u00adtando a Via L\u00e1ctea \u00e9 uma mon\u00adta\u00adgem feita a partir do que foi obser\u00advado da Terra ou de teles\u00adc\u00f3\u00adpios espa\u00adci\u00adais, como o Gaia, lan\u00e7ado em dezem\u00adbro de 2014. 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