Problemas no espaço ameaçam rede Starlink

por: Rafaela Silva Foto: Canva

[{"selector":"#anim-33903d0b-a1d7-4d66-b83a-08deaf073379","keyframes":{"transform":["translate3d(-200.36497%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-489b2c4b-e91f-46c8-a867-429d870fc227","keyframes":{"opacity":[0,1]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ef3f9a2f-ad6f-47b2-8aca-e1b0b210b2c0","keyframes":{"transform":["scale(0.15)","scale(1)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"forwards"}] [{"selector":"#anim-60721b1c-1f5e-4f62-b79b-3d88ca7cf70f","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ed2d7494-9772-4430-8983-fef9d3fb7a1a","keyframes":{"transform":["translate3d(-115.28663%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Seta A rede de internet global da SpaceX, que promete conectar o mundo, enfrenta um poderoso inimigo natural: o Sol. Foto: Canva

[{"selector":"#anim-cc80e56c-5069-46f0-9568-fbd3eaaf004b","keyframes":{"transform":["translate3d(-200.36497%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3d074272-f429-4c15-a28a-fcfa52c038bc","keyframes":{"opacity":[0,1]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-1b87dd04-8bf7-4d86-bc8b-8c15fc7f3eab","keyframes":{"transform":["scale(0.15)","scale(1)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"forwards"}] [{"selector":"#anim-1ce80a20-b99c-4bb1-9756-076ad98285d4","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-6d5d1012-2648-4bc6-802a-cad38a80ecc4","keyframes":{"transform":["translate3d(-115.18988%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Seta A cada 11 anos, o Sol entra em um período de fúria, liberando tempestades de partículas energizadas. Para os satélites em órbita baixa, como os da Starlink, isso é um grande problema. Foto: Canva

[{"selector":"#anim-a6ee1ff4-2f32-4669-b19b-95b7aec80bcf","keyframes":{"transform":["translate3d(-200.36497%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-56ad6356-4222-49ac-aeca-a818d998ddd4","keyframes":{"opacity":[0,1]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-8b60fa6c-c92b-489c-a19d-3b9bc1d64f40","keyframes":{"transform":["scale(0.15)","scale(1)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"forwards"}] [{"selector":"#anim-69b8d6be-50cb-4803-89c6-4285ed5f2e4a","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-cded6011-2744-4a72-96d6-022098d6a230","keyframes":{"transform":["translate3d(-115.18988%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Seta As tempestades solares aquecem e expandem a atmosfera da Terra. Isso cria um "arrasto" que freia os satélites, acelerando sua queda e reduzindo drasticamente sua vida útil. Foto: Canva

[{"selector":"#anim-ba5e63c7-6eae-4e26-9c28-00ad2f855e6c","keyframes":{"transform":["translate3d(-200.36497%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d435e198-d723-4a35-ada4-5478aa3625a5","keyframes":{"opacity":[0,1]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2b7bc250-822d-46da-8286-b54a6bdc89d8","keyframes":{"transform":["scale(0.15)","scale(1)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"forwards"}] [{"selector":"#anim-fbcffde6-46d2-4b48-9d44-584e54b13722","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-bd7d685d-d4d3-49ea-ac20-69c16555c496","keyframes":{"transform":["translate3d(-115.18988%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Seta Dados da NASA mostram que um único evento solar pode "roubar" até 10 dias da vida útil de um satélite. Com um custo estimado de mais de $250.000 por unidade , mais os custos de lançamento, cada perda representa um enorme prejuízo financeiro e logístico para a SpaceX. Foto: Canva

[{"selector":"#anim-6e38fc0c-895a-4959-a8c6-e659c2d6125d","keyframes":{"transform":["translate3d(-200.36497%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-01b60d8d-ce8a-430d-a437-90dbf32d3b00","keyframes":{"opacity":[0,1]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-643c1ca8-451e-4c80-898b-b20b43e757d2","keyframes":{"transform":["scale(0.15)","scale(1)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"forwards"}] [{"selector":"#anim-327173d4-7de0-4a43-bd19-a67085d03666","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ddd7fa80-193c-48c2-92fa-a6557ae5ffcd","keyframes":{"transform":["translate3d(-115.18988%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Seta O Brasil é um mercado-chave. A Anatel já autorizou a Starlink a operar com milhares de novos satélites para conectar áreas remotas. Contudo, o clima tropical e a própria atividade solar impõem riscos extras à operação no país. Foto: Canva

[{"selector":"#anim-feab7ed5-b6ff-49d2-a3bd-1c6ab89bf9c9","keyframes":{"transform":["translate3d(-200.36497%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7e3233f8-018c-4be9-a698-bb93484cad1f","keyframes":{"opacity":[0,1]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-68cfad28-5760-4631-ba03-2640fa6412a4","keyframes":{"transform":["scale(0.15)","scale(1)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"forwards"}] [{"selector":"#anim-9c9c3543-4503-412f-826d-132757a5458e","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ae926886-fe69-46de-9d00-01bfc3c73e4c","keyframes":{"transform":["translate3d(-116.02564%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Seta Para mitigar os danos, a empresa usa manobras automáticas para desviar de colisões e ajusta a órbita dos satélites. Softwares de previsão tentam antecipar as "tempestades", mas a imprevisibilidade do Sol ainda é uma barreira. Foto: Canva

[{"selector":"#anim-80911379-bce4-40bf-bb19-57da50cf9a99","keyframes":{"transform":["translate3d(-200.36497%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-65da3ae2-e975-4f7c-8481-1d70b65c524a","keyframes":{"opacity":[0,1]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5e886313-507b-4611-aeb1-a986c7cc3599","keyframes":{"transform":["scale(0.15)","scale(1)"]},"delay":0,"duration":5000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"forwards"}] [{"selector":"#anim-199c6100-95ba-4c13-b431-ca2904ec2f91","keyframes":{"opacity":[0,1]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-efaba903-58e2-4348-a76d-12ed94f03a57","keyframes":{"transform":["translate3d(-115.97444%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] Seta A sobrevivência das megaconstelações depende de inovação. Especialistas apontam para a necessidade de satélites mais "blindados" contra radiação, melhor monitoramento de detritos espaciais e mais cooperação entre empresas e governos. Foto: Canva

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[{"selector":"#anim-414bc5f5-630b-4193-88a6-1908dcb037b5","keyframes":{"opacity":[0,1]},"delay":0,"duration":1200,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-13c0acd6-a337-4e64-bce8-b4a6b6219d3c","keyframes":{"opacity":[0,1]},"delay":0,"duration":1200,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2ac26459-2e34-4642-9bae-7c915b318c36","keyframes":{"opacity":[0,1]},"delay":0,"duration":1200,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}]

[{"selector":"#anim-72f65b47-20b3-4597-b08f-74abeb9adaaf","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9bd993c3-cdcf-4adb-9994-45e52321cbfa","keyframes":{"transform":["translate3d(0px, -1557.48909%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-35fe47bb-042d-4e18-8939-2c084ec209a4","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-886241b3-f782-4134-9c2b-391507570d7d","keyframes":{"transform":["translate3d(0px, 1579.2282%, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":600,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] LEIA MAIS EM INVESTSUSTAIN.COM.BR Seta

Problemas no espaço ameaçam rede Starlink

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