{"id":687,"date":"2022-07-16T17:51:54","date_gmt":"2022-07-16T15:51:54","guid":{"rendered":"http:\/\/www.cosmoespai.com\/cat\/?p=687"},"modified":"2022-07-16T17:52:23","modified_gmt":"2022-07-16T15:52:23","slug":"els-efectes-del-vent-solar-a-la-terra","status":"publish","type":"post","link":"https:\/\/www.cosmoespai.com\/cat\/els-efectes-del-vent-solar-a-la-terra\/","title":{"rendered":"Els efectes del vent solar a la Terra"},"content":{"rendered":"\n<p class=\"has-text-align-justify\">El vent solar \u00e9s un flux continu de part\u00edcules, majorit\u00e0riament protons i electrons amb molta energia, que prov\u00e9 de la capa m\u00e9s superficial del Sol, la corona. Aquestes part\u00edcules viatgen a una velocitat d\u2019entre 400 i 900 kil\u00f2metres per segon, i afecten a tots els cossos del sistema solar.<\/p>\n\n\n\n<p class=\"has-text-align-justify\">La NASA ha enviat diverses missions rob\u00f2tiques al Sol amb l\u2019objectiu d\u2019estudiar amb precisi\u00f3 les caracter\u00edstiques i comportament del vent solar, aix\u00ed com altres processos que tenen lloc a la superf\u00edcie solar. Entre aquestes missions destaca la sonda Parker, la m\u00e9s recent de totes, enviada l\u2019any 2018, que t\u00e9 previst apropar-se a nom\u00e9s 6,16 kil\u00f2metres de la superf\u00edcie del Sol. Aquesta sonda reunir\u00e0 una gran quantitat d\u2019informaci\u00f3 sobre el vent solar.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><em><u><strong>Les aurores boreals<\/strong><\/u><\/em><\/h4>\n\n\n\n<p class=\"has-text-align-justify\">Un dels efectes m\u00e9s vistosos del vent solar al nostre planeta \u00e9s el fenomen de les aurores boreals, o aurores australs si tenen lloc a l\u2019hemisferi sud. Aquests espectacles de llum tenen lloc majorit\u00e0riament a les regions properes als pols de la Terra.<\/p>\n\n\n\n<p class=\"has-text-align-justify\">No obstant, si la velocitat del vent solar \u00e9s suficientment r\u00e0pida, les tempestes geomagn\u00e8tiques produ\u00efdes poden donar lloc a la formaci\u00f3 d\u2019aurores a latituds m\u00e9s properes a l\u2019equador del que \u00e9s possible en condicions normals.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><em><u><strong>Problemes a l\u2019espai<\/strong><\/u><\/em><\/h4>\n\n\n\n<p class=\"has-text-align-justify\">Tot i que el vent solar crea incre\u00efbles espectacles lluminosos, tamb\u00e9 pot tenir efectes perjudicials en els sat\u00e8l\u00b7lits i els astronautes que es troben a l\u2019espai.<\/p>\n\n\n\n<p class=\"has-text-align-justify\">En efecte, les part\u00edcules altament energ\u00e8tiques que formen el vent solar, i que en alguns casos poden viatjar a velocitats enormes, poden causar greus danys en els sat\u00e8l\u00b7lits o l\u2019Estaci\u00f3 Espacial Internacional (EEI), i, en aquest cas, posar en perill la vida dels astronautes que es troben dins.<\/p>\n\n\n\n<p class=\"has-text-align-justify\">Per exemple, al febrer de 2022, una gran emissi\u00f3 de vent solar que va arribar a la Terra va fer que SpaceX perd\u00e9s uns 40 sat\u00e8l\u00b7lits Starlink, valorats en uns 50 milions de d\u00f2lars.<\/p>\n\n\n\n<p class=\"has-text-align-justify\">A m\u00e9s, el vent solar i totes les part\u00edcules altament energ\u00e8tiques que el formen, tamb\u00e9 poden causar greus problemes de salud als astronautes. \u00c9s per aquest motiu que en per\u00edodes de gran quantitat de vent solar els astronautes de l\u2019EEI es refugien en una zona ben protegida, i les sortides extra-vehiculars es cancel\u00b7len.<\/p>\n\n\n\n<p class=\"has-text-align-justify\">Per tant, \u00e9s important aprofundir en l\u2019estudi dels efectes del vent solar, per poder mitigar els danys que provoca en la salud dels astronautes, i protegir millor l\u2019equipament que enviem a l\u2019espai.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p><strong>Entrades Similars:<\/strong><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/de-que-esta-compost-el-vent-solar\/\">De qu\u00e8 est\u00e0 compost el vent solar?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/la-llum-tarda-uns-170-000-anys-en-escapar-del-sol\/\">La llum tarda uns 170 000 anys en escapar del Sol<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/la-formacio-de-les-aurores-boreals-que-son\/\">La formaci\u00f3 de les aurores boreals. Qu\u00e8 s\u00f3n?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/els-millors-llocs-i-epoques-per-veure-les-aurores-boreals\/\">Els millors llocs i \u00e8poques per veure les aurores boreals<\/a><\/p>\n\n\n\n<p><strong>Entrades Populars:<\/strong><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/perque-la-lluna-nomes-ens-ensenya-una-cara\/\">Perqu\u00e8 la Lluna nom\u00e9s ens ensenya una cara?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/stephenson-2-18-lestrella-mes-gran-coneguda-a-lunivers\/\">Stephenson 2-18, l\u2019estrella m\u00e9s gran coneguda a l\u2019univers<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/lexplotacio-minera-al-cinturo-dasteroides-una-font-de-recursos\/\">L\u2019explotaci\u00f3 minera al cintur\u00f3 d\u2019asteroides, una font de recursos<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/la-brossa-espacial-un-gran-problema\/\">La brossa espacial, un gran problema<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/com-es-van-extingir-els-dinosaures\/\">Com es van extingir els dinosaures?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/que-passaria-si-la-terra-deixes-de-rotar\/\">Qu\u00e8 passaria si la Terra deix\u00e9s de rotar?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/la-missio-a-venus-de-la-sonda-venus-express-per-la-esa\/\">La missi\u00f3 a Venus de la sonda Venus Express per la ESA<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/quins-son-els-requisits-per-a-ser-un-planeta\/\">Quins s\u00f3n els requisits per a ser un planeta?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/perque-no-es-poden-sentir-sons-a-lespai\/\">Perqu\u00e8 no es poden sentir sons a l\u2019espai?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/quina-mida-i-forma-tindrien-els-extraterrestres\/\">Quina mida i forma tindrien els extraterrestres?<\/a><\/p>\n\n\n\n<p><a href=\"http:\/\/www.cosmoespai.com\/cat\/les-unitats-de-mesura-que-fem-servir-en-astronomia\/\">Les unitats de mesura que fem servir en astronomia<\/a><\/p>\n\n\n\n<p><strong>Entrades Recents:<\/strong><\/p>\n\n\n<ul class=\"wp-block-latest-posts__list is-grid columns-3 wp-block-latest-posts\"><li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.cosmoespai.com\/cat\/com-viatjar-al-futur-sense-violar-les-lleis-de-la-fisica\/\">Com Viatjar al Futur Sense Violar les Lleis de la F\u00edsica<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.cosmoespai.com\/cat\/que-es-la-gravetat\/\">Qu\u00e8 \u00e9s la gravetat?<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.cosmoespai.com\/cat\/per-que-hi-ha-mes-materia-que-antimateria-a-lunivers\/\">Per qu\u00e8 hi ha m\u00e9s mat\u00e8ria que antimat\u00e8ria a l\u2019univers?<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.cosmoespai.com\/cat\/que-es-lantimateria\/\">Qu\u00e8 \u00e9s l\u2019antimat\u00e8ria?<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.cosmoespai.com\/cat\/per-que-els-centres-de-les-galaxies-contenen-forats-negres\/\">Per qu\u00e8 els centres de les gal\u00e0xies contenen forats negres?<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>El vent solar \u00e9s un flux continu de part\u00edcules, majorit\u00e0riament protons i electrons amb molta energia, que prov\u00e9 de la capa m\u00e9s superficial del Sol,<span class=\"read-more-link\"><a class=\"read-more\" href=\"https:\/\/www.cosmoespai.com\/cat\/els-efectes-del-vent-solar-a-la-terra\/\">Continuar llegint<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":689,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":""},"categories":[598],"tags":[592,603,279,277,601,212,360,166,93,382],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/07\/Efectes_VentSolar.jpg?fit=720%2C405","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"jetpack-related-posts":[{"id":676,"url":"https:\/\/www.cosmoespai.com\/cat\/de-que-esta-compost-el-vent-solar\/","url_meta":{"origin":687,"position":0},"title":"De qu\u00e8 est\u00e0 compost el vent solar?","author":"Ferran","date":"10 de juliol de 2022","format":false,"excerpt":"El vent solar \u00e9s un continu corrent de part\u00edcules molt energ\u00e8tiques provinent, com el seu nom indica, de la nostra estrella. A la Terra, el vent solar \u00e9s el responsable de la formaci\u00f3 de les aurores boreals, per\u00f2 pot tenir efectes perjudicials en els sat\u00e8l\u00b7lits que orbiten la Terra. La\u2026","rel":"","context":"A &quot;Sol&quot;","block_context":{"text":"Sol","link":"https:\/\/www.cosmoespai.com\/cat\/category\/sistema-solar\/sol\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/07\/Composici\u00f3_VentSolar.jpg?fit=720%2C405&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/07\/Composici\u00f3_VentSolar.jpg?fit=720%2C405&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/07\/Composici\u00f3_VentSolar.jpg?fit=720%2C405&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/07\/Composici\u00f3_VentSolar.jpg?fit=720%2C405&resize=700%2C400 2x"},"classes":[]},{"id":664,"url":"https:\/\/www.cosmoespai.com\/cat\/la-formacio-de-les-aurores-boreals-que-son\/","url_meta":{"origin":687,"position":1},"title":"La formaci\u00f3 de les aurores boreals. Qu\u00e8 s\u00f3n?","author":"Ferran","date":"26 de juny de 2022","format":false,"excerpt":"La humanitat sempre ha estat fascinada per les aurores boreals, uns incre\u00efbles espectacles de llum que il\u00b7luminen amb els seus colors el cel nocturn. Aquests esdeveniments tenen lloc fonamentalment als pols de la Terra: al Pol Nord s'anomenen aurores boreals, i quan tenen lloc al Pol Sud s\u2019anomenen aurores australs.\u2026","rel":"","context":"A &quot;General&quot;","block_context":{"text":"General","link":"https:\/\/www.cosmoespai.com\/cat\/category\/general\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/06\/Aurores_Boreals.jpg?fit=720%2C405&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/06\/Aurores_Boreals.jpg?fit=720%2C405&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/06\/Aurores_Boreals.jpg?fit=720%2C405&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/06\/Aurores_Boreals.jpg?fit=720%2C405&resize=700%2C400 2x"},"classes":[]},{"id":670,"url":"https:\/\/www.cosmoespai.com\/cat\/els-millors-llocs-i-epoques-per-veure-les-aurores-boreals\/","url_meta":{"origin":687,"position":2},"title":"Els millors llocs i \u00e8poques per veure les aurores boreals","author":"Ferran","date":"3 de juliol de 2022","format":false,"excerpt":"Les aurores boreals s\u00f3n un fenomen que ha fascinat a la humanitat durant molts anys, per\u00f2, per desgracia, no podem saber amb exactitud quan tindr\u00e0 lloc un d\u2019aquests fen\u00f2mens lluminosos. En efecte, com expliquem en aquest article, la formaci\u00f3 de les aurores boreals dep\u00e8n exclusivament de l\u2019activitat solar, i, tot\u2026","rel":"","context":"A &quot;General&quot;","block_context":{"text":"General","link":"https:\/\/www.cosmoespai.com\/cat\/category\/general\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/07\/Veure_Aurores.jpg?fit=720%2C405&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/07\/Veure_Aurores.jpg?fit=720%2C405&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/07\/Veure_Aurores.jpg?fit=720%2C405&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/07\/Veure_Aurores.jpg?fit=720%2C405&resize=700%2C400 2x"},"classes":[]},{"id":904,"url":"https:\/\/www.cosmoespai.com\/cat\/les-petjades-del-astronautes-encara-estan-a-la-lluna\/","url_meta":{"origin":687,"position":3},"title":"Les petjades del astronautes encara estan a la Lluna","author":"Ferran","date":"30 d'abril de 2023","format":false,"excerpt":"El 1969 va ser l\u2019any en que l\u2019home va arribar per primer cop a la Lluna. Neil Armstrong va ser la primera persona de la hist\u00f2ria en posar un peu sobre la superf\u00edcie del nostre sat\u00e8l\u00b7lit natural, fet que va representar una aut\u00e8ntica fita en la hist\u00f2ria de la humanitat.\u2026","rel":"","context":"A &quot;Lluna&quot;","block_context":{"text":"Lluna","link":"https:\/\/www.cosmoespai.com\/cat\/category\/sistema-solar\/lluna\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2023\/04\/Petjades_Astronautes.jpg?fit=720%2C405&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2023\/04\/Petjades_Astronautes.jpg?fit=720%2C405&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2023\/04\/Petjades_Astronautes.jpg?fit=720%2C405&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2023\/04\/Petjades_Astronautes.jpg?fit=720%2C405&resize=700%2C400 2x"},"classes":[]},{"id":881,"url":"https:\/\/www.cosmoespai.com\/cat\/hi-ha-atmosfera-a-la-lluna\/","url_meta":{"origin":687,"position":4},"title":"Hi ha atmosfera a la Lluna?","author":"Ferran","date":"25 de mar\u00e7 de 2023","format":false,"excerpt":"La Lluna, l\u2019\u00fanic sat\u00e8l\u00b7lit natural de la Terra, ha fascinat a la humanitat durant segles. Tot i que en la majoria dels casos es considera, per raons pr\u00e0ctiques, que la Lluna no t\u00e9 atmosfera, la veritat \u00e9s que s\u00ed que en t\u00e9. No obstant, \u00e9s una capa tan fina de\u2026","rel":"","context":"A &quot;General&quot;","block_context":{"text":"General","link":"https:\/\/www.cosmoespai.com\/cat\/category\/general\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2023\/03\/Atmosfera_Lluna.jpg?fit=720%2C405&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2023\/03\/Atmosfera_Lluna.jpg?fit=720%2C405&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2023\/03\/Atmosfera_Lluna.jpg?fit=720%2C405&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2023\/03\/Atmosfera_Lluna.jpg?fit=720%2C405&resize=700%2C400 2x"},"classes":[]},{"id":728,"url":"https:\/\/www.cosmoespai.com\/cat\/com-es-produeixen-els-llamps\/","url_meta":{"origin":687,"position":5},"title":"Com es produeixen els llamps?","author":"Ferran","date":"2 de setembre de 2022","format":false,"excerpt":"Els llamps s\u00f3n un fenomen natural pel qual els n\u00favols descarreguen una quantitat enorme d\u2019energia sobre la Terra. Tot i que sabem des de fa temps les condicions necess\u00e0ries per que es produeixin llamps, predir quan i on tindran lloc els llamps no \u00e9s possible. Generaci\u00f3 del camp el\u00e8ctric Les\u2026","rel":"","context":"A &quot;La Terra&quot;","block_context":{"text":"La Terra","link":"https:\/\/www.cosmoespai.com\/cat\/category\/sistema-solar\/la-terra\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/09\/Llamps.jpg?fit=720%2C405&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/09\/Llamps.jpg?fit=720%2C405&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/09\/Llamps.jpg?fit=720%2C405&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.cosmoespai.com\/cat\/wp-content\/uploads\/2022\/09\/Llamps.jpg?fit=720%2C405&resize=700%2C400 2x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/posts\/687"}],"collection":[{"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/comments?post=687"}],"version-history":[{"count":2,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/posts\/687\/revisions"}],"predecessor-version":[{"id":690,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/posts\/687\/revisions\/690"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/media\/689"}],"wp:attachment":[{"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/media?parent=687"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/categories?post=687"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cosmoespai.com\/cat\/wp-json\/wp\/v2\/tags?post=687"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}