News

Gaia-ESO survey helps to estimate the age of giant stars
Published 27 September, 2019 in Outreach

With data from this survey, partly analyzed by the Instituto de Astrofísica e Ciências do Espaço (IA), researchers determined that the C/N abundance ratio can be used to estimate the... read more ❯
TESS first light on stellar physics
Published 5 June, 2019 in Outreach

Imagem artística do telescópio de pesquisa de trânsitos de exoplanetas (Transiting Exoplanet Survey Satellite - TESS), da NASA.

Using asteroseismic1 techniques, an international team searched for pulsations in a subsample of five thousand stars, from the 32 thousand observed in short cadence in the first two sectors (roughly... read more ❯
Discovery of a nova remnant confirms 2,000-year-old observation
Published 3 May, 2019 in Outreach

Sobreposição de dados do MUSE numa imagem do enxame M22, obtida pelo telescópio espacial Hubble.

This discovery, with the participation of a researcher of the Instituto de Astrofísica e Ciências do Espaço (IA), confirms one of the oldest observations to reach present day, measured by... read more ❯
A solar sibling identical to the Sun
Published 16 November, 2018 in Outreach

Enxame aberto de estrelas Trumpler 14

An international team, led by Instituto de Astrofísica e Ciências do Espaço (IA) researcher Vardan Adibekyan, used a novel method to detect solar siblings. The article was published in the... read more ❯
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