Cientistas descobrem que exoplaneta tem “cheiro de ovo podre”

[{"selector":"#anim-d8f108dd-4944-4cb6-a99e-cfd3fb0e31b1","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-85214c7a-2e98-42ae-8ec7-aa4029c20875","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-15aa3737-6fc8-48f0-a366-e941ad33d75c","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-58dcfe84-4358-44a2-ba86-591e68341b17","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Freepik

[{"selector":"#anim-c6271e46-e49c-44f3-9bd9-04b6dd2bf0c6","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f3ce34bc-6f23-4b83-9dc1-791dfbd9eea7","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-7f7bf38f-a8b2-499b-a33d-935b74d162e8","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-879b4481-1c6a-4f32-84e5-f1c3f8d980f4","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] O exoplaneta HD 189733b, com tamanho semelhante ao de Júpiter, intrigou astrônomos com suas altas temperaturas, ventos intensos e chuva de vidro. Agora, dados do Telescópio Espacial James Webb revelaram outra característica intrigante do planeta: ele cheira a ovos podres Pexels

[{"selector":"#anim-dcc2775b-6bf7-489b-97be-ea10ec9f736e","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b21215a7-78a9-46ea-80b8-bf1039c8168d","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-0dc695ef-6323-4c74-ad8c-4584303d460b","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-70fdf2df-d9b5-44a7-884f-ceff30ee4521","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Pesquisadores que estudam a atmosfera de HD 189733b utilizaram observações do Webb para detectar pequenas quantidades de sulfeto de hidrogênio , um gás incolor conhecido por seu odor sulfúrico intenso , nunca antes detectado fora do nosso sistema solar Pexels

[{"selector":"#anim-e90e3eec-c07e-429a-a821-8452327bb19a","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b80bdec3-18cf-416e-9767-6f4dc93978c3","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-38801d1c-cd06-4448-b851-84539561d5ce","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-79609486-a7c7-4e16-a392-a0429efa6536","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] A descoberta, publicada na revista Nature por uma equipe de várias instituições, amplia nosso entendimento sobre a composição potencial dos exoplanetas Pexels

[{"selector":"#anim-e395e5e4-f7ea-40c0-a596-56467c09ff43","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-74490626-7758-472c-9fc5-3248d14777cf","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-1dc00242-bbc7-4bd3-ad23-20c3cb469106","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-d0eaa561-7991-448c-8d48-747d9dee9c3b","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Cientistas identificaram HD 189733b pela primeira vez em 2005 e desde então o categorizam como um "Júpiter quente" — um gigante gasoso com composição química semelhante à de Júpiter, mas com temperaturas extremamente elevadas Pexels

[{"selector":"#anim-4545a684-a3f6-4fc5-8be6-8342e54fe876","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-67c98ae8-10ad-4dc8-9eed-a872a31942da","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-9047318f-9e12-4591-8c70-676cbeb3d8e4","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-787bd605-9fda-4b0a-80f8-8e8fa65dcc1d","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Localizado a apenas 64 anos-luz da Terra, HD 189733b é o Júpiter quente mais próximo que os astrônomos podem estudar enquanto o planeta passa na frente de sua estrela Pexels

[{"selector":"#anim-c15686b4-8778-4dea-95cf-afe1efc7661e","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c0e96685-dd69-4ec7-9125-516722417b8d","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-acf04050-d8dc-4c44-884a-988276c2655f","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-314143bd-3b5a-4776-8563-1bedc48a854c","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Além detectar o sulfeto de hidrogênio, a equipe detectou água, dióxido de carbono e monóxido de carbono na atmosfera do HD 189733b Pexels

CNNBRASIL.COM.BR

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