Estudo sugere que Terra está dentro de um grande “vazio” no Universo

[{"selector":"#anim-7c448d26-93aa-4363-a9e8-1fecb1da0dd2","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-1542f627-8f0c-4cc7-bf79-8e20831c7113","keyframes":{"opacity":[0,1]},"delay":0,"duration":1000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f36da1ad-ada8-4e2d-9128-44edb42b40d0","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-ae3e5f08-e2f6-49b6-910c-34dc8d89c7cb","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] NASA/Unsplash

[{"selector":"#anim-a0743d4a-103b-4e5a-990d-6bacdcecec1f","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7ff65202-2da1-4186-aa40-b3a02b2cdf3a","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d6ac109f-d3c1-43bd-aee4-ae41627e2a79","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-299c574e-1890-4d95-9185-493df9e4b615","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Um novo estudo propõe que a Terra esteja localizada dentro de uma vasta região menos densa do que o restante do Universo , uma espécie de “bolha cósmica” NASA/Unsplash

[{"selector":"#anim-b2c554cf-9e9a-459c-8359-f6fd1d0eecbe","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-af2bf98b-578c-4f43-b01f-18c9f75efa10","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-1e411654-9855-4305-999a-894c398b46d2","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-64d8794d-b535-4ee9-b14a-4a17e6486df6","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] A teoria busca explicar a chamada “tensão de Hubble”, um dos principais enigmas da física atual relacionado à discrepância nas medições da taxa de expansão do Universo Jeremy Thomas/Unsplash

[{"selector":"#anim-6d22d041-3505-443d-a87c-96486c7e4ea2","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-1c17f427-edb7-4389-93b6-8e0fc274659b","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-0534c478-4444-4742-966f-db63118be54c","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-8b63efe1-e108-4b87-86f1-b16237ce4a80","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Alexander Andrews/Unsplash Esse nome se refere a um impasse entre dois métodos para medir a velocidade com que o Universo está se expandindo

[{"selector":"#anim-ebbbc11e-dbac-4055-948c-cfddb25dfdce","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e4728bb4-2613-4088-aa28-823c686982e2","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a72c8f4f-f3be-4e84-b242-d0c071f4fcc4","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-818d3cce-c15a-4a9f-8b40-f8644805d8ff","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Enquanto as observações feitas com galáxias próximas indicam um ritmo acelerado, os dados baseados na radiação do Universo primordial mostram uma expansão mais lenta NASA/Unsplash

[{"selector":"#anim-508ddc16-406e-48f9-9edd-2096215e575d","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-297f8719-c424-4292-8d50-9db22abe0204","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-dd2b09d4-188f-4812-856c-cbbbb542ca55","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-028372c4-c239-4498-bef6-6e08079fb2b6","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Essa diferença tem intrigado astrônomos há anos e sugere que pode haver algo “errado” ou incompleto no modelo tradicional da cosmologia David Monje/Unsplash

[{"selector":"#anim-b1eafffd-b45a-4f11-81f7-5b85f375fd53","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-25a6d8c9-2ab4-401f-8dd7-fd11c836534c","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a025c4ef-d5e9-4755-bf39-2290c669e9e4","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-88ba8f5d-b8a1-4321-a32d-4917a6f73e82","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] A hipótese apresentada tenta resolver esse impasse sugerindo que a Terra — junto com toda a nossa galáxia — estaria dentro de um enorme vazio cósmico, com densidade cerca de 20% menor que a média do Universo Arnaud Mariat/Unsplash

[{"selector":"#anim-93455e54-91ab-4a8f-9168-a5550699564b","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d31298f5-9e2a-4ca6-8585-28247cea718b","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-4bd78af6-a8f7-4e79-af02-0c67fd970550","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-6445a0c6-a16a-453f-b6cb-6ffc31fcd8f5","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Isso alteraria a forma como percebemos a luz e o movimento de outras galáxias, criando a ilusão de uma expansão mais acelerada ao nosso redor Andy Holmes/Unsplash

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