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hotstars news

The first models of hot dwarf star atmospheres with clumping

2021-09-142021-10-14 admin

Jiří Kubát and Brankica Kubátová from the Stellar Department of Astronomical Institute have published an article in which they deal in detail with the effect

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spectra-novacas
hotstars news

Nova Cas 2021 observed with Perek 2m Telescope in Ondřejov

2021-08-112021-10-14 admin

Today, astrophysicists use highly sensitive instruments and register every year thousands of supernovae, dozens of gamma-ray bursts, and even sources of gravitational waves. Due to

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department news outreach

Cooperation with the Kindergarten in Ondřejov

2021-06-302021-10-21 admin

The Astronomical Observatory of the Czech Academy of Sciences in Ondřejov is the largest Czech institution engaged in space exploration. Ondřejov is thus an ideal

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hotstars news

Mass-loss rates of B supergiants from global wind models

2021-06-172021-10-14 admin

How much depends the predicted mass-lost rate due stellar winds on the parameters of the star and how these calculated values ​​correspond to the observed

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department hotstars news

Origin of chemical elements in space – new research with the largest Czech telescope

2021-05-312021-10-14 admin

An initial meeting of representatives of the European institutions involved in the ChETEC-INFRA project (EU H2020) took place in May, ChETEC-INFRA is short for Chemical

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News

  • 50 Dra – Am-type twins with additional variability in a non-eclipsing system
  • Lecture for high school students from Benešov
  • International Conference on High Energy Astrophysics IBWS 2025
  • Days of Open Doors at ASU Ondřejov 2025
  • Stellar obliquities of eight close-in gas giant exoplanets
  • HD 144812 – A transition-phase massive star in a binary system
  • Our Erasmus+ project has been nominated
  • Disentangling the stellar atmosphere and the focused wind in different accretion states of Cygnus X-1
  • Chat with an astronomer 2025
  • Horizontal flows in the atmospheres of chemically peculiar stars

Contact

Head: Brankica Kubátová
Deputy: Martin Jelínek
Secretary: Eva Žďárská
Phone: +420 323 620 226
E-mail: eva.zdarska @ asu.cas.cz

Address:
Fričova 298, 251 65 Ondřejov
Czech Republic

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  •    Czech Academy of Sciences

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