Imagen artística de la estrella J0023+0307 que se creó en las primeras etapas de la formación de la Vía Láctea. La estrella J0023+0307 se formó a partir del material eyectado por las primeras supernovas. Crédito: Gabriel Pérez, SMM (IAC).

IAC astronomers find a star in the Milky Way that shouldn’t really exist

20/02/2018
Scientists from the Instituto de Astrofísica de Canarias (IAC) have discovered the dwarf star J0023+0307, which is 9,450 light years away, in the halo of our Galaxy. The article published today in the scientific journal The Astrophysical Journal Letters analyzes the primaeval chemical composition of this star. Because of its low metal content, and specifically its low carbon content this star “ throws doubt on the models of low mass star formation in the early universe” explains David Aguado, the first author of the paper, who was Severo Ochoa PhD student during 2012-2015. >> Read more

 

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