![Imagem artística do exoplaneta aquático LHS 1140 b](https://divulgacao.iastro.pt/wp-content/uploads/2020/10/LHS1140_01_small-388x220.jpg)
A water world in another planetary system
An international team, including several researchers from Instituto de Astrofísica e Ciências do Espaço (IA), studied in detail the LHS 1140 system and
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![WASP-189 b: Trânsito e Ocultação](https://divulgacao.iastro.pt/wp-content/uploads/2020/09/3CHEOPS_WASP-189b_TransitoOcultacao_small-388x220.jpg)
First results from CHEOPS reveal peculiar star and extreme exoplanet
The exoplanet WASP-189 b, detected by a team including several Instituto de Astrofísica e Ciências do Espaço (IA) researchers, has a temperature of
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![](https://divulgacao.iastro.pt/wp-content/uploads/2020/08/galáxia752x423-388x220.jpg)
New study questions decades of research on the evolution of spiral galaxies
Previous studies on the formation and evolution of spiral galaxies might have been based on a wrong assumption, suggests a team of researchers of Instituto de Astrofísica e Ciências do Espaço (IA).
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![Planetário do Porto](https://divulgacao.iastro.pt/wp-content/uploads/2020/08/IMG_7397.CR2e_16x9-388x220.jpg)
Elementary school teachers participated in an astronomy research and outreach project
The results of the citizen science project CoAstro, a partnership between the Instituto de Astrofísica e Ciências do Espaço (IA), the Science Faculty of the University of Porto and the Porto Planetarium – Ciência Viva Center, were recentely presented.
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![Conceção artística do telescópio Euclid. Na imagem em fundo, do enxame de galáxias Abell 2744.](https://divulgacao.iastro.pt/wp-content/uploads/2020/08/Euclid-instrumentos-web_752x423-388x220.jpg)
Euclid is closer to revealing the geometry and history of the Cosmos
The two scientific instruments of the Euclid mission will be integrated with the space telescope. Portugal, through the Instituto de Astrofísica e Ciências do Espaço (IA), takes part in the planning and in the future science of this ambitious mission.
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![Venus cloud disruption (detail)](https://divulgacao.iastro.pt/wp-content/uploads/2020/07/Venus-cloud-disruption-detail-388x220.jpg)
Decades-long deep giant cloud disruption discovered on Venus
A planetary-scale cloud discontinuity has been periodically lashing the depths of the thick blanket of clouds on Venus for at least 35 years, says a study with the participation of the Instituto de Astrofísica e Ciências do Espaço (IA).
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![Conceção artística do telescópio espacial Athena](https://divulgacao.iastro.pt/wp-content/uploads/2020/07/Athena-1-388x220.jpg)
Portugal leads the development of a system for the space telescope that will scan the Universe in X-rays
The Instituto de Astrofísica e Ciências do Espaço (IA) won the contract of the European Space Agency to develop a precision optical system for the future high-energy space telescope.
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![Exoplaneta TOI 849b](https://divulgacao.iastro.pt/wp-content/uploads/2020/07/TOI849b-752x423-2-388x220.jpg)
Undressed planet provides glimpse of the inside of giants like Jupiter
The core of a planet stripped of its atmosphere might reveal the nature of the solid inner part of the giant planets in the Solar System, according to a study with the participation of eight researchers of Instituto de Astrofísica e Ciências do Espaço (IA).
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