![20 anos de Portugal no ESO](https://divulgacao.iastro.pt/wp-content/uploads/2020/06/O-UNIVERSO-ONLINE-2020-06-27_20anosPT-ESO_YTcast_Div-752x423-2-388x220.jpg)
Online session to celebrate twenty years of the expansion of Portuguese Astronomy
Since Portugal became a member of the European Southern Observatory (ESO), there have been countless benefits to the scientific community and to the Portuguese society, which will be celebrated on a series of events organised by the Instituto de Astrofísica e Ciências do Espaço (IA).
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![](https://divulgacao.iastro.pt/wp-content/uploads/2020/06/2020jun09_1-388x220.jpg)
A miniature Solar System and the youngest rocky exoplanets
An international team, which includes several researchers from Instituto de Astrofísica e Ciências do Espaço (IA), has discovered a “miniature” version of our
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![](https://divulgacao.iastro.pt/wp-content/uploads/2020/05/2020mai26_2-388x220.jpg)
ESPRESSO confirms the nearest exo-Earth
An international team, with the participation of several researchers from Instituto de Astrofísica e Ciências do Espaço (IA), used the ESPRESSO spectrograph to confirmed the presence of the exoplanet Proxima b, the nearest “exo-Earth” to our Solar System.
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![](https://divulgacao.iastro.pt/wp-content/uploads/2020/05/2020mai13_2-388x220.jpg)
A new machine learning tool to derive stellar parameters
A team from Instituto de Astrofísica e Ciências do Espaço developed an automatic computational tool, able to quickly and reliably derive stellar parameters of red dwarf stars.
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![](https://divulgacao.iastro.pt/wp-content/uploads/2020/05/euclid-star-1280-sm2-388x220.jpg)
Awarded Euclid’s exploration track
A prize from one of the large European Space Agency missions was awarded to a team with a strong participation of Instituto de Astrofísica e Ciências do Espaço (IA).
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![](https://divulgacao.iastro.pt/wp-content/uploads/2020/04/2020abr16_2-388x220.jpg)
CHEOPS observes its first exoplanet
ESA’s new exoplanet mission, CHEOPS, has successfully completed its almost three months of in-orbit commissioning, exceeding expectations for its performance, and observed its first exoplanet.
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![](https://divulgacao.iastro.pt/wp-content/uploads/2020/04/2020abr13_2-388x220.jpg)
Unraveling formation time-scales of galactic bulges
In a new study lead by Instituto de Astrofísica e Ciências do Espaço (IA), researchers provided new insights into galaxy formation and evolution.
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![Image of a dust storm on Mars taken in 2007 by Mars Reconnaissance Orbiter, of NASA.](https://divulgacao.iastro.pt/wp-content/uploads/2020/03/Gravity-waves-on-Mars-752x423-2-388x220.jpg)
Waves in thin air with wide effects
Understanding a type of air waves in the Mars’ atmosphere improves the meteorology for the red planet, according to a study led by the Instituto de Astrofísica e Ciências do Espaço (IA).
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