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Stellar Astrophysics Centre:

Research on the Sun, stars

and extra-solar planets

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11.03.2020 | Institut for Fysik og Astronomi

The new SONG Spectrograph has arrived in Australia

On the 4th of March 2020 the new SONG spectrograph arrived at the Mt. Kent Observatory in Queensland, Australia. The spectrograph was build in the basement at IFA and will be used to analyse the light from stars collected through two telescopes at the observatory.

Another more recent galactic merger with NGC 2207 as the culprit. ESO photo

13.01.2020 | Studerende

Ancient Milky Way galactic merger timed by TESS observations of ν Indi

Paper in to-day's Nature Astronomy tells the story of an archeological dig into the past of our Milky Way

Another red giant and another exoplanet, but until we know more, they all look more or less the same. Illustration: ESA.

29.10.2019 | Medarbejdere, Offentligheden / Pressen, Studerende

TESS reveals an improbable planet

Using asteroseismology, a team led by an Instituto de Astrofísica e Ciências do Espaço (IA) researcher, studied two red-giant stars known to host exoplanets, and for one of them found a seemingly improbable planet. This is based on data from NASA's Transiting Exoplanet Survey Satellite (TESS), analysed using techniques developed at SAC, and…

MNRAS cover October 2019

21.10.2019 | Medarbejdere, Offentligheden / Pressen, Studerende

Deep turbulent mixing may help explain the high abundance of He on the surface of hot stars

Kuldeep Verma and Victor Silva Aguirre of SAC deal with Helium settling in F stars in recent paper in MNRAS

10.10.2019 | Medarbejdere

Cloud formation studies in the Arctic and Antarctic show profound dependency of biological matter

The DFF - Danish ERC Programme has granted Tina Santl-Temkiv Dkk 1 206 832 for further studies into this - with impact also on biomarkers in exoplanetary atmospheres

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