Meridional wind on Venus was detected for the first time in both hemispheres

A third system of winds was detected on Venus and may help explain the super-rotation of the atmosphere on this planet, according to a study by an international team led by a researcher of the Instituto de Astrofísica e Ciências do Espaço (IA). Read more

15 March, 201729 January, 2021

ESPRESSO sees the light at the end of the tunnel

An internacional team of the ESPRESSO consortium, lead in Portugal by the Instituto de Astrofísica e Ciências do Espaço (IA), has made the first test for ESPRESSO, the next generation high resolution spectrograph. Read more

17 October, 201629 January, 2021

Stellar activity can mimic misaligned exoplanets

Simulations made by Instituto de Astrofísica e Ciências do Espaço (IA) researchers revealed that stellar activity can influence the measurement of an exoplanet spin-orbit tilt. Read more

20 September, 201629 January, 2021

Esta impressão artística mostra o exoplaneta do tipo Júpiter quente 51 Pegasi b, que orbita uma estrela a cerca de 50 anos-luz de distância, na constelação do Pégaso.

Half of Kepler’s giant exoplanet candidates are false positives

A 5-year study, led by Alexandre Santerne from the ExoEarths team at IA, found that most of these false positives were eclipsing binaries. Read more

2 December, 201529 January, 2021

Imagem artística, com o planeta GJ 1132b no canto inferior esquerdo, e a estrela anã vermelha GJ 1132 ao centro.

Rocky exoplanet with atmosphere detected in the neighborhood of the Solar System

Nuno Cardoso Santos, from the Instituto de Astrofísica e Ciências do Espaço (IA), participated in the discovery of the “exoVenus” GJ 1132b, announced today in Nature. Read more

11 November, 201529 January, 2021

Imagem artística, com detalhe do exoplaneta Corot-7b.

Stellar atmosphere can be used to predict the composition of rocky exoplanets

These results, obtained by researchers from the ExoEarths team at Instituto de Astrofísica e Ciências do Espaço (IA), also allows for a better understanding of the frequency of habitable planets in our galaxy. Read more

17 September, 201529 January, 2021

Formação de estrelas e os seus planetas na maternidade de estrelas de Touro

Gas giant in baby star

The discovery of evidence of Hot Jupiters around newly-born stars, is co-authored by Pedro Figueira, from Instituto de Astrofísica e Ciências do Espaço (IA). Read more

9 September, 201529 January, 2021

Imagem artística do exoplaneta HD219134 b.

Closest rocky transiting exoplanet observed

The discovery of the HD219134 planetary system, 21.2 light-years away in the constellation of Cassiopeia, is co-authored by Pedro Figueira, from Instituto de Astrofísica e Ciências do Espaço (IA). Read more

31 July, 201529 January, 2021

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