Exoplaneta gelado pode conter atmosfera e oceano líquido, diz estudo

[{"selector":"#anim-4c63ae61-847e-46c9-8794-dbb992b7b6fd","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d8b74b99-450b-4972-9013-6665d01de9ec","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-b5e1a6d0-4502-4e44-b272-1f9efb7d065f","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-83baee22-193c-4b08-b48d-3557423a2aeb","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Freepik

[{"selector":"#anim-349369a8-53f0-411c-9d4f-3543780910a7","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f6aabe6f-f5f2-4bbd-9a40-c6cde871a28e","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-8094f4f1-abe9-4af6-b6a2-d6c60512df5c","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-c9169344-ac68-475c-b38d-50b9093eb8c7","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Astrônomos avançam na busca por planetas com água líquida fora do Sistema Solar e identificam o exoplaneta LHS 1140 b , um mundo coberto de gelo que pode abrigar uma atmosfera e um oceano líquido Freepik

[{"selector":"#anim-1cfb423c-1ebe-48f8-a11b-e7d5d81d5256","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e816f1d0-bdb6-4eaf-99d0-7eddb4dd8e10","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-32d98859-85d3-4666-9193-ca52604eac29","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-ff48c331-34b1-4a8e-8c67-78cb780c6906","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Descoberto em 2017, o exoplaneta LHS 1140 b era considerado gasoso, mas dados recentes do Telescópio James Webb alteraram essa visão Freepik

[{"selector":"#anim-29e5202a-e7ea-4741-ba50-b83e8696602f","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-52786015-32b8-4892-9a0e-7667dae216aa","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-9be10304-a8e2-4f4b-94f6-aa5a172cd5e2","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-34897dac-1286-491f-a761-dd97c2daff05","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Cientistas, liderados pela Universidade de Montreal, acreditam que o exoplaneta pode ser um mundo gelado , com a possibilidade de um oceano líquido sob uma atmosfera nublada Freepik

[{"selector":"#anim-36234aff-4ce1-4f7a-911b-489805c1c859","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b480f4c4-ffdc-4901-abd7-58293e836fe1","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-70d9d2b1-d0ea-4ada-82c9-12ebe149d817","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-99cec546-7d81-417f-9fbc-b78789c666a8","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Esses indícios fazem do LHS 1140 b um dos candidatos mais promissores para um mundo habitável . O estudo será publicado no The Astrophysical Journal Letters Freepik

[{"selector":"#anim-2031b50e-aa93-4858-b828-ef612f29a1ad","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-4d5b9b8d-32ce-4a0b-a098-86ddd215f730","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-e9aa46ca-d273-4b0c-9cc9-442fd3a92996","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-9cb377d8-050a-4e90-a0cb-f13057c0fe75","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] O LHS 1140 b orbita uma estrela anã vermelha de baixa massa, a cerca de 48 anos-luz da Terra , na constelação de Cetus Freepik

[{"selector":"#anim-319dca12-849d-4624-8fba-0c61782e83db","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c1749457-afc0-4de8-8da0-2f6ccda99029","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-94724787-89a5-41e8-94c7-9c8e9ea91c6d","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] [{"selector":"#anim-e590ec61-5f2a-491a-9153-61f53545e016","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] O LHS 1140 b, com 1,7 vezes o tamanho da Terra e 5,6 vezes sua massa, pode ser classificado como uma super-Terra , em vez de um mini-Netuno, como se pensava anteriormente Freepik

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