Astrônomos encontram três das estrelas mais antigas do universo

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[{"selector":"#anim-34cc6729-dbcd-4228-aa41-f91edebf209e","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-93306767-cc93-43f6-b47a-3ece6f2c0847","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e058fd95-95da-4d83-a3f1-81236cc346fc","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-e1e60855-036e-4aa0-b8bc-2d7a9db143cc","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] A partir desses dados, os astrônomos podem avançar nas pesquisas sobre galáxias pequenas e pouco luminosas, que se acredita serem as primeiras do universo Denis Degioanni/Unsplash

[{"selector":"#anim-216a0d26-eb30-477e-b871-9cd2f4f74743","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3b410345-f4a7-4d31-87ef-0eeac9d1fae1","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-fcce23d8-12d3-4cb7-aec3-b11ef233847a","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-3934b521-93ad-4a09-9e80-0902b4b5ca6a","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Jeremy Thomas/Unsplash “Agora podemos procurar análogos na Via Láctea, que são muito mais brilhantes, e estudar sua evolução química sem ter que procurar essas estrelas menores”, diz Anna Frebel, que coordenou o estudo

[{"selector":"#anim-515f956f-1cc3-474d-883c-cad88a4ce555","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-e88c6003-72fe-4339-be6e-d7da6b0965af","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-fbfd9083-35f9-4a03-bba1-e88dd78f74ea","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-e3de9024-4277-417b-9dd8-ef18760755cd","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] As estrelas foram nomeadas “Sass”, sigla para Sistema Estelar Pequeno Agregado Raphael Nogueira/Unsplash

[{"selector":"#anim-0cb38118-f4ec-4cda-b7f0-bbea7c7898be","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-c66715f5-0e31-47da-86d6-547b1909e0dd","keyframes":{"opacity":[0,1]},"delay":0,"duration":1500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3ebf77f6-6a7e-48ad-808d-6d680b66a13e","keyframes":{"opacity":[0,1]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}] [{"selector":"#anim-ef2ddfbe-69c3-4b6b-91f5-f68e65e3e946","keyframes":{"transform":["scale(0.3333333333333333)","scale(1)"]},"delay":0,"duration":500,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Os pesquisadores acreditam que cada estrela teve sua própria galáxia um dia, que ocasionalmente foram absorvidas pela Via Láctea, que era maior e estava crescendo David Peters/Unsplash

CNNBRASIL.COM.BR

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