![Imagem do Sol na banda do visível](https://divulgacao.iastro.pt/wp-content/uploads/2018/01/2018jan08_1-1-388x220.jpg)
Sun analog helps in understanding of Sun’s variability and its effect on our climate
This new study, published in The Astrophysical Journal, has the participation of several Instituto de Astrofísica e Ciências do Espaço (IA) reseachers.
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![ESPRESSO: a estrela Tau Ceti.](https://divulgacao.iastro.pt/wp-content/uploads/2017/12/2017dez06_banner-388x220.jpg)
The next generation exoplanet hunter has arrived
The next-generation spectrograph ESPRESSO, whose construction was co-led by Instituto de Astrofísica e Ciências do Espaço (IA) is already operating at the Very Large Telescope.
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![Imagem da região do Campo Ultra Profundo do Hubble](https://divulgacao.iastro.pt/wp-content/uploads/2017/12/2017nov29_1-388x220.jpg)
MUSE probes Hubble Ultra Deep Field
The MUSE instrument allowed an international team, which includes a Instituto de Astrofísica e Ciências do Espaço researcher, conducted the deepest spectroscopic survey ever.
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![Imagem artística do exoplaneta Ross 128 b, com a sua estrela, uma anã vermelha pouco ativa no topo.](https://divulgacao.iastro.pt/wp-content/uploads/2017/11/2017nov15_1-388x220.jpg)
Closest temperate exoplanet discovered orbiting star close to the Sun
Ross 128 b is the closest Earth-sized exoplanet orbiting a quiet red dwarf star, which may increase the likelihood that this planet could potentially harbor life. It was detected with the HARPS spectrograph, with the participation of Instituto de Astrofísica e Ciências do Espaço.
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![Old galaxies seen by the Hubble Space Telescope](https://divulgacao.iastro.pt/wp-content/uploads/2017/10/2017out24_1-1-e1510606081482-388x220.jpg)
Portuguese researchers in the front row to study the childhood of the Universe.
The Instituto de Astrofísica e Ciências do Espaço (IA) participates in the science and construction of the next-generation instrument for the forth-coming largest optical telescope in the world.
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![Photo of ESO's 3.6-meter Telescope](https://divulgacao.iastro.pt/wp-content/uploads/2017/10/2017set19_1-1-388x220.jpg)
New planet hunter to be installed in La Silla Observatory
The new instrument, called NIRPS, will be installed in ESO’s 3.6 meter telescope, and has the participation of Instituto de Astrofísica e Ciências do Espaço (IA).
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![WASP-19b exoplanet transit scheme](https://divulgacao.iastro.pt/wp-content/uploads/2017/10/2017set14_1-388x220.jpg)
First detection of Titanium Oxide in the atmosphere of an exoplanet
This observation, published today in Nature, has the participation of an Instituto de Astrofísica e Ciências do Espaço (IA) collaborator.
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![The four VLT telescopes](https://divulgacao.iastro.pt/wp-content/uploads/2017/10/2017ago24_1-1-e1508971517761-388x220.jpg)
New worlds await ESPRESSO
The adventure is about to start for ESPRESSO, the future discoverer of new Earths, co-produced by Instituto de Astrofísica e Ciências do Espaço (IA).
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