Astrônomos identificam explosão incomum de rádio a 3 bilhões de anos-luz

FRB 190520

B. Saxton/NRAO/AUI/NSF

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[{"selector":"#anim-c01cef52-1aca-4218-8e35-dc663999a16a [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(-19.43354331751558%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-7a8b9727-7467-46e2-9fbc-4e20256b3b07","keyframes":{"opacity":[0,1]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-394eec39-539f-4863-98ce-4d4f828e4c6d","keyframes":{"transform":["translate3d(-85.14851%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-20667fef-e04e-4b6a-ace6-81dcb62152e1","keyframes":{"opacity":[0,1]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-81b52cc7-10bb-42e8-8c21-e730abfe41ab","keyframes":{"transform":["translate3d(-117.97753%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] NRAO/AUI/NSF Os astrônomos identificaram o objeto, chamado FRB 190520, quando lançou uma explosão de ondas de rádio em 20 de maio de 2019

[{"selector":"#anim-6413bfd2-0043-4dfa-8c75-89b36078e57c","keyframes":{"opacity":[0,1]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-844253aa-13e8-4ec7-b570-5e71dc113de3","keyframes":{"transform":["translate3d(-85.14851%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e2ca0de5-8c17-4553-a9f9-ff98faf64bc3","keyframes":{"opacity":[0,1]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ab8a5146-cad3-4eba-983e-03f11a73124a","keyframes":{"transform":["translate3d(-117.97753%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-8cd6a373-9e28-4915-9ccb-3e692fe6ba00 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(18.318965348417223%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] CTIO/NOIRLab/NSF/AURA Durante as observações de acompanhamento, notaram algo incomum: o objeto estava liberando rajadas frequentes e repetidas de ondas de rádio

[{"selector":"#anim-86861927-34b6-4daf-a339-10fbdddad761","keyframes":{"opacity":[0,1]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-23fea496-dcc9-4f67-9b3f-4b1834bbae84","keyframes":{"transform":["translate3d(-85.14851%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-4a0a4fb2-187a-49fe-83a8-ca8bfc73fe1b","keyframes":{"opacity":[0,1]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3267a72f-aada-44e6-a8f5-43843207ad9e","keyframes":{"transform":["translate3d(-117.97753%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c0d11720-c1b2-4d83-a9af-04fe3d2861e0 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(22.10459166746644%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] Dark Energy Survey/DOE/FNAL/DECam/CTIO/NOIRLab/NSF/AURA Pela primeira vez, os cientistas puderam aprender sobre a distância e o ambiente desses objetos misteriosos

[{"selector":"#anim-a979d0de-47fc-4c3b-9cc9-03010f930fb4","keyframes":{"opacity":[0,1]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-10078db3-299e-4b71-9aba-59d6cdb9ca76","keyframes":{"transform":["translate3d(-84.90098%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ddb99bea-6cce-491c-90ff-776130534068","keyframes":{"opacity":[0,1]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-05897e88-28f7-46ff-99d9-60ed20d9002c","keyframes":{"transform":["translate3d(-117.603%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f281ae97-6dd8-417a-94b8-2041dba49dbe [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(-23.075738808167454%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] Atualmente, sabe-se que menos de 5% das centenas de rajadas de rádio rápidas identificadas se repetem e apenas algumas delas estão regularmente ativas International Gemini Observatory/NOIRLab/NSF/AURA/P; Marenfeld

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FRB 190520

Astrônomos identificam explosão incomum de rádio a 3 bilhões de anos-luz

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